CN219018613U

CN219018613U - Connecting mechanism between motor and worm

Info

Publication number: CN219018613U
Application number: CN202223504226.4U
Authority: CN
Inventors: 李沛东; 刘明
Original assignee: Xuanwei Industrial Technology Shenzhen Co ltd
Current assignee: Xuanwei Industrial Technology Shenzhen Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-12
Anticipated expiration: 2032-12-27

Abstract

The utility model belongs to the technical field of worm gears and worms, and provides a connecting mechanism between a motor and a worm, which comprises a shell, wherein the top of the shell is provided with the motor, the tail end of an output shaft of the motor is sleeved with the worm, and the bottom of the worm is meshed with the worm gear; the top of the shell is also provided with a mounting frame, a magnetic disk is arranged on the outer side of an output shaft of the motor, and a detection control unit corresponding to the magnetic disk is arranged on the end face of the mounting frame; through being provided with magnetic disk and detecting control unit etc., the motor rotates and drives its epaxial magnetic disk of output and rotate together, detects the rotational speed of magnetic disk through the detecting control unit that the rack terminal surface set up, then regulates and control the rotational speed of motor through this unit to reach the regulation and control speed that can finely tune the execution end of being connected with this worm gear.

Description

Connecting mechanism between motor and worm

Technical Field

The utility model belongs to the technical field of worm gears and worms, and particularly relates to a connecting mechanism between a motor and a worm.

Background

Worm gear structures are commonly used to transfer motion and power between two interleaved shafts. The worm wheel and the worm are equivalent to a gear and a rack in the middle plane, and the worm is similar to the screw in shape.

Because the rotating speed of the motor is too fast, the change of the executing end is directly controlled by the rotating speed of the motor, and the aim of fine adjustment of the executing end cannot be achieved, therefore, the connecting mechanism between the motor and the worm gear is provided, the rotating speed of the motor is detected by utilizing a magnetic disk, the output speed of the motor is controlled, and the adjustment angle of a vehicle-mounted display screen is controlled.

Disclosure of Invention

The utility model provides a connecting mechanism between a motor and a worm, which solves the problems in the prior art.

The technical scheme of the utility model is realized as follows:

the connecting mechanism comprises a shell, wherein the top of the shell is provided with a motor, the tail end of an output shaft of the motor is sleeved with a worm, and the bottom of the worm is meshed with a worm wheel;

the top of casing still is provided with a rack, the output shaft outside of motor is provided with the magnetic disk, the terminal surface of rack is provided with the detection control unit that corresponds with the magnetic disk.

Wherein, a connecting hole is arranged on the inner side of the worm wheel.

The end face of one end of the connecting hole is an arc surface, and the end face of the other end of the connecting hole is a plane.

The outer wall of the top of the shell is provided with a first bracket and a second bracket at positions corresponding to the worm and the worm wheel.

The inner side of the second bracket is also fixedly provided with a bearing piece, and the rotating shaft of the worm wheel penetrates through the inner ring of the bearing piece and is fixedly connected with the inner ring of the bearing piece.

The first support and the second support are vertically arranged.

After the technical scheme is adopted, the utility model has the beneficial effects that:

according to the utility model, the magnetic disk, the detection control unit and the like are arranged, the motor rotates to drive the magnetic disk on the output shaft to rotate together, the detection control unit arranged on the end face of the mounting frame detects the rotating speed of the magnetic disk, and then the unit regulates and controls the rotating speed of the motor, so that the regulating and controlling speed of an executing end connected with the worm gear can be finely regulated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a first schematic view of a connection mechanism between a motor and a worm of the present utility model;

fig. 2 is a second schematic view of a connection mechanism between a motor and a worm of the present utility model.

Fig. 3 is a control schematic diagram of a connection mechanism between a motor and a worm.

In the figure, 10, a housing; 20. a driving motor; 30. a magnetic disk; 40. a setting frame; 50. a worm; 60. a worm wheel; 70. a connection hole; 80. a first bracket; 90. and a second bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

1-2, a connection mechanism between a motor and a worm comprises a shell 10, wherein the top of the shell 10 is provided with the motor 20, the tail end of an output shaft of the motor 20 is sleeved with the worm 50, and the bottom of the worm 50 is meshed with a worm wheel 60; the top of the shell 10 is also provided with a mounting frame 40, a magnetic disk 30 is arranged outside the output shaft of the motor 20, and the end surface of the mounting frame 40 is provided with a detection control unit corresponding to the magnetic disk 30;

the motor 20 is started, the output shaft of the motor 20 is utilized to drive the worm 50 to rotate, the worm 50 and the worm wheel 60 are meshed with each other, so that the worm wheel 60 is driven to rotate, the executing end connected with the worm wheel 60 rotates, because the matching between the worm wheel 60 and the worm 50 has a speed reducing effect, the rotating speed of the motor 20 can be reduced through the mechanism, so that the executing end can realize a fine adjustment function, wherein the magnetic disk 30 is sheathed on the output shaft of the motor 20, the magnetic disk 30 rotates along with the output shaft of the motor 20 when the output shaft of the motor 20 rotates, and the magnetic disk 30 reacts on the motor 20 through a detection control unit corresponding to the mounting frame 40 when rotating, and the detection control unit reads the rotating speed of the magnetic disk 30, namely the output speed of the motor 20, so that the regulation and control of the output speed of the motor 20 are realized (the specific principle of regulation is not checked, the applicant can provide the following);

wherein, a connecting hole 70 is arranged on the inner side of the worm wheel 60, one end face of the connecting hole 70 is an arc face, the other end face is a plane, and the connecting hole 70 is connected with an input part of an execution end;

the first bracket 80 and the second bracket 90 are arranged at positions corresponding to the worm 50 and the worm wheel 60 on the outer wall of the top of the shell 10, and the first bracket 80 and the second bracket 90 are vertically arranged; the worm 50 and the worm wheel 60 are respectively arranged on the first bracket 80 and the second bracket 90, and are mutually perpendicular, so that the purpose of vertical connection between the worm wheel 60 and the worm 50 is realized, and the purpose of reducing the abrasion of the tooth surface of the worm wheel 60 is achieved;

the inner side of the second bracket 90 is also fixedly provided with a bearing member, and the rotation shaft of the worm wheel 60 passes through the inner ring of the bearing member and is fixedly connected with the bearing member, so that the worm wheel 60 is convenient to rotate, and the abrasion damage to the worm wheel 60 is reduced.

Working principle: when the mechanism is used, the motor 20 is started, the output shaft of the motor 20 drives the magnetic disk 30 and the worm 50 at the end part of the output shaft to rotate, and the worm 50 and the worm wheel 60 are meshed with each other, so that the worm 50 drives the worm wheel 60 to rotate, the parts connected with the worm wheel 60 rotate along with the parts, the magnetic disk 30 corresponds to the detection control unit on the mounting frame 40 to detect and monitor the rotating speed of the magnetic disk 30, and the detection control unit feeds back the detected signal to the motor 20 to control the rotating speed of the motor 20, so that the aim of speed regulation is fulfilled.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The connecting mechanism between the motor and the worm is characterized by comprising a shell (10), wherein the top of the shell (10) is provided with a motor (20), the tail end of an output shaft of the motor (20) is sleeved with the worm (50), and the bottom of the worm (50) is meshed with a worm wheel (60);

the top of casing (10) still is provided with a rack (40), the output shaft outside of motor (20) is provided with magnetic disk (30), the terminal surface of rack (40) is provided with the detection control unit that corresponds with magnetic disk (30).

2. A connection between an electric motor and a worm as claimed in claim 1, characterized in that the inside of the worm wheel (60) is provided with a connection hole (70).

3. A connection between an electric motor and a worm as claimed in claim 2, characterized in that the connecting hole (70) has an end face of an arc surface and an end face of the other end face of a plane.

4. The connection mechanism between the motor and the worm according to claim 1, wherein a first bracket (80) and a second bracket (90) are arranged on the top outer wall of the housing (10) at positions corresponding to the worm (50) and the worm wheel (60).

5. A connection between an electric motor and a worm as claimed in claim 4, characterized in that the second support (90) is also provided with a bearing member fixedly arranged on the inside, the rotation shaft of the worm wheel (60) passing through the inner ring of the bearing member and being fixedly connected thereto.

6. The connection between a motor and a worm of claim 5, wherein the first bracket (80) and the second bracket (90) are vertically disposed.