A control rotary pitching mechanism based on a stepping motor and a speed reducer

Abstract

This utility model belongs to the technical field of rotary pitch mechanism, and particularly relates to a control rotary pitch mechanism based on a stepper motor and reducer, to solve the technical problem of not being able to provide feedback signals to the MCU through sensors. It includes a device mounting plate, a stepper motor, a reducer, a drive controller, a limiting rotation component, and a drive shaft. The device mounting plate has a stepper motor mounted on it, a reducer mounted on the output shaft of the stepper motor, a drive shaft rotatably mounted on the reducer, and a limiting rotation component fixedly mounted on the drive shaft. The device mounting plate has a drive controller for receiving and providing feedback signals to the rotary pitch mechanism. The MCU drives the stepper motor to rotate, the stepper motor drives the drive shaft to rotate through the reducer, the drive shaft drives the limiting rotation component to rotate, and the limiting rotation component drives the load to rotate through the device mounting flange, providing feedback signals to the MCU through sensors.

Description

Technical Field

[0001] This utility model belongs to the technical field of rotary pitch mechanism, and particularly relates to a control rotary pitch mechanism based on a stepper motor and a reducer. Background Technology

[0002] Patent application CN201620969616.4 discloses a rotation pitch mechanism, including a base, a main shaft on the base, a connecting shaft at the top of the main shaft, a support platform connected to the connecting shaft, a meshing gear one near the bottom of the main shaft, the meshing gear one being connected to a power mechanism one, a spiral shaft sleeved on the main shaft, a meshing gear two on the spiral shaft, the meshing gear two being connected to a power mechanism two, a lifting block threaded onto the spiral shaft, a rotating support block connected to the lifting block, and a connecting rod connecting the rotating support block and the support platform. However, the drawback of this technical solution is that it cannot provide feedback signals to the MCU via sensors. Summary of the Invention

[0003] The purpose of this invention is to provide a control rotation and pitch mechanism based on a stepper motor and a reducer, so as to solve the technical problem that it is impossible to provide feedback signals to the MCU through sensors.

[0004] To achieve the above objectives, the specific technical solution of this utility model for a control rotation and pitch mechanism based on a stepper motor and a reducer is as follows:

[0005] A control rotation and pitch mechanism based on a stepper motor and a reducer includes a device mounting plate, a stepper motor, a reducer, a drive controller, a limiting rotation component, and a drive shaft. The stepper motor is mounted on the device mounting plate, the reducer is mounted on the output shaft of the stepper motor, the drive shaft is rotatably mounted on the reducer, the limiting rotation component is fixedly mounted on the drive shaft, and the drive controller, which is used to receive and provide signals for the rotation and pitch mechanism, is mounted on the device mounting plate.

[0006] A mechanical limit arm is installed at one end of the drive shaft. The position of the limit arm is detected by a proximity switch, thereby providing a feedback signal to the drive controller. The other end of the drive shaft is designed with a device mounting flange, which is connected to the load.

[0007] Furthermore, the drive controller includes an MCU, a control box, and a sensor. The control box is fixedly mounted on the equipment mounting plate, and the MCU is installed inside the control box. The MCU communicates with the sensor.

[0008] Furthermore, the limiting rotation component includes a limiting base, a limiting pointer, and a sensor bracket. The limiting base is fixedly installed on the drive shaft, the sensor bracket is fixedly installed on the limiting base, a sensor is installed on the sensor bracket, and the limiting pointer is fixedly installed on the limiting base.

[0009] The advantages of this utility model are:

[0010] This invention uses an MCU to drive a stepper motor to rotate. The stepper motor drives a drive shaft to rotate via a reducer. The drive shaft drives a limit rotation component to rotate. The limit rotation component drives the load to rotate via a mounting flange and provides feedback signals to the MCU via a sensor. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the overall structure of the present invention. Figure 1 ;

[0012] Figure 2 This is a schematic diagram of the overall structure of the present invention. Figure 2 ;

[0013] Figure 3 for Figure 1 A schematic diagram showing the location of the cutting line;

[0014] Figure 4 for Figure 3 A sectional view along section AA;

[0015] Explanation of markings in the diagram: 1. Equipment mounting plate; 2. Stepper motor; 3. Reducer; 4. Drive controller; 4-1. MCU; 4-2. Control box; 4-3. Sensor; 5. Limiting rotation component; 5-1. Limiting base; 5-2. Sensor bracket; 5-3. Drive shaft; 6. Detailed Implementation

[0016] The technical solution of this utility model will now be clearly and completely described with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0017] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0018] Example 1

[0019] like Figure 1-4 As shown, a control rotation and pitch mechanism based on a stepper motor and a reducer includes an equipment mounting plate 1, a stepper motor 2, a reducer 3, a drive controller 4, a limiting rotation component 5, and a drive shaft 6. The stepper motor 2 is mounted on the equipment mounting plate 1, the reducer 3 is mounted on the output shaft of the stepper motor 2, the drive shaft 6 is rotatably mounted on the reducer 3, the limiting rotation component 5 is fixedly mounted on the drive shaft 6, and the drive controller 4, which is used to receive and provide signals for the rotation and pitch mechanism, is mounted on the equipment mounting plate 1.

[0020] A mechanical limit arm is installed at one end of the drive shaft 6. The position of the limit arm is detected by a proximity switch, thereby providing a feedback signal to the drive controller 4. The other end of the drive shaft 6 is designed with a device mounting flange, which is connected to the load.

[0021] Example 2

[0022] like Figure 1-4 As shown, the drive controller 4 includes an MCU 4-1, a control box 4-2, and a sensor 4-3. The control box 4-2 is fixedly mounted on the equipment mounting plate 1. The MCU 4-1 is installed inside the control box 4-2, and the MCU 4-1 communicates with the sensor 4-3.

[0023] Example 3

[0024] like Figure 1-4 As shown, the limiting rotation component 5 includes a limiting base 5-1, a limiting pointer 5-2, and a sensor bracket 5-3. The limiting base 5-1 is fixedly installed on the drive shaft 6, the sensor bracket 5-3 is fixedly installed on the limiting base 5-1, the sensor bracket 5-3 is installed on the sensor bracket 5-3, and the limiting pointer 5-2 is fixedly installed on the limiting base 5-1. With this configuration, the MCU4-1 drives the stepper motor 2 to rotate, the stepper motor 2 drives the drive shaft 6 to rotate through the reducer 3, the drive shaft 6 drives the limiting rotation component 5 to rotate, the limiting rotation component 5 drives the load to rotate through the equipment mounting flange, and provides a feedback signal to the MCU4-1 through the sensor 4-3.

[0025] It is understood that this utility model has been described through some embodiments, and those skilled in the art will recognize that various changes or equivalent substitutions can be made to these features and embodiments without departing from the spirit and scope of this utility model. Furthermore, under the teachings of this utility model, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of this utility model. Therefore, this utility model is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the protection scope of this utility model.

Claims

1. A control rotation and pitch mechanism based on a stepper motor and a reducer, characterized in that, The device includes a mounting plate (1), a stepper motor (2), a reducer (3), a drive controller (4), a limit rotation component (5), and a drive shaft (6). The mounting plate (1) is equipped with a stepper motor (2), the output shaft of the stepper motor (2) is equipped with a reducer (3), the reducer (3) is rotatably mounted on the reducer (3), the drive shaft (6) is fixedly mounted on the drive shaft (6), and the mounting plate (1) is equipped with a drive controller (4) for receiving and feeding back signals to the rotation and pitch mechanism.

2. The control rotation and pitch mechanism based on a stepper motor and reducer according to claim 1, characterized in that, A mechanical limit arm is installed at one end of the drive shaft (6). The position of the limit arm is detected by a proximity switch, thereby providing a feedback signal to the drive controller (4). The other end of the drive shaft (6) is designed with a device mounting flange, which is connected to the load.

3. The control rotation and pitch mechanism based on a stepper motor and reducer according to claim 1, characterized in that, The drive controller (4) includes an MCU (4-1), a control box (4-2), and a sensor (4-3). The control box (4-2) is fixedly installed on the equipment mounting plate (1). The MCU (4-1) is installed inside the control box (4-2). The MCU (4-1) communicates with the sensor (4-3).

4. The control rotation and pitch mechanism based on a stepper motor and reducer according to claim 1, characterized in that, The limiting rotation component (5) includes a limiting base (5-1), a limiting pointer (5-2), and a sensor bracket (5-3). The limiting base (5-1) is fixedly installed on the drive shaft (6), the sensor bracket (5-3) is fixedly installed on the limiting base (5-1), the sensor bracket (4-3) is installed on the sensor bracket (5-3), and the limiting pointer (5-2) is fixedly installed on the limiting base (5-1). The MCU (4-1) drives the stepper motor (2) to rotate. The stepper motor (2) drives the drive shaft (6) to rotate through the reducer (3). The drive shaft (6) drives the limiting rotation component (5) to rotate. The limiting rotation component (5) drives the load to rotate through the equipment mounting flange and provides feedback signals to the MCU (4-1) through the sensor (4-3).

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