阅读说明：本技术 一种新型震动微电机 (Novel vibration micromotor ) 是由 庞茂强 于 2020-06-24 设计创作，主要内容包括：本发明公开了一种新型震动微电机,包括壳体、后盖、轴承、转子组件和弹簧组件,壳体的一端连接轴承,轴承与壳体为套嵌式设计,壳体的另一端连接后盖,后盖与壳体为套嵌式设计,后盖将弹簧组件和转子组件固定于壳体的内部,转子组件位于壳体内部前端,弹簧组件位于壳体内部后端,转子组件前端分别穿过壳体和轴承,转子组件后端分别穿过弹簧组件和后盖且端头位于后盖中间的内部；本发明利用脉冲信号不间断的给马达供电、断电操作,使转子旋转并在弹簧的作用下回到初始位,从而产生高频震动。(The invention discloses a novel vibration micromotor which comprises a shell, a rear cover, a bearing, a rotor assembly and a spring assembly, wherein one end of the shell is connected with the bearing, the bearing and the shell are in a nested design, the other end of the shell is connected with the rear cover, the rear cover and the shell are in the nested design, the spring assembly and the rotor assembly are fixed in the shell by the rear cover, the rotor assembly is positioned at the front end in the shell, the spring assembly is positioned at the rear end in the shell, the front end of the rotor assembly respectively penetrates through the shell and the bearing, the rear end of the rotor assembly respectively penetrates through the spring assembly and the rear cover, and the end of the rotor assembly is positioned; the invention uses pulse signal to supply power and cut off the power to the motor, to rotate the rotor and return to the initial position under the action of the spring, to generate high frequency vibration.)

1. A novel vibration micromotor is characterized by comprising a shell, a rear cover, a bearing, a magnet, a rotor assembly and a spring assembly, wherein one end of the shell is connected with the bearing, the bearing and the shell are in a nested design, the other end of the shell is connected with the rear cover, the rear cover and the shell are in the nested design, the magnet, the spring assembly and the rotor assembly are fixed inside the shell by the rear cover, the rotor assembly is located at the front end inside the shell, the spring assembly is located at the rear end inside the shell, the magnet is located outside the rotor assembly, the front end of the rotor assembly penetrates through the shell and the bearing respectively, and the rear end of the rotor assembly penetrates through the spring assembly and abuts against the central empty groove of the rear cover respectively; the rotor assembly comprises a rotor, an iron core, a coil, a wire, a fixing piece A and a fixing piece B, the iron core is sleeved outside the rotor, the left end and the right end of the iron core are connected with the coil, one end of the coil is connected with the wire, the other end of the wire penetrates through the spring assembly and penetrates out of the rear cover, the front end and the rear end of the rotor respectively penetrate through the fixing piece A and the fixing piece B, the fixing piece A is located at the front end inside the shell, and the fixing piece B is located at the front end of the spring assembly; the spring assembly comprises a spring fixing shell, a spring fixing plate and springs, the springs are arranged on the left side and the right side of the upper end face of the spring fixing plate, the springs are symmetrically arranged on the lower end face and the upper end face of the spring fixing plate, and the spring fixing shell is connected with the spring fixing plate through the springs.

2. The novel vibrating micromotor according to claim 1, wherein said spring assembly is provided with four springs and said rotor assembly is provided with two coils and two magnets.

3. The novel vibration micromotor as claimed in claim 1, wherein the spring fixing plate is provided with spring fixing grooves B corresponding to the number of springs, the spring fixing plate is provided with grooves corresponding to the fixing pieces B, and the grooves are further provided with holes for the rotor to pass through.

4. The novel vibration micromotor according to claim 1, wherein the spring fixing shell is provided with spring fixing grooves A corresponding to the number of springs, and the end surfaces of the upper end and the lower end of the spring fixing shell are concave and arc-shaped and act on the limiting fixing piece B in a rotation moving range.

5. The novel vibrating micromotor according to claim 1, wherein the fixing members a and B are provided with fixing wings at ends thereof facing the core, and the fixing wings are used for sleeving the front and rear sides of the core.

6. The novel vibrating micromotor according to claim 1, wherein the lead passes through the junction of the spring fixing plate and the left end and the right end of the spring fixing shell, and the lead passes through a hole formed in the rear cover or is connected to the micromotor blade.

7. The novel vibrating micromotor according to claim 1, wherein said spring is connected by welding or fixed by gluing.

8. The novel vibrating micromotor according to claim 1, wherein said coil and core are of drawer design.

9. The novel vibrating micromotor according to claim 4, wherein the outer diameter of the spring fixing shell is smaller than the inner diameter of the rear cover, and the inner sides of the spring fixing shell and the rear cover are of a nested design.

10. The novel vibration micromotor according to claim 5, wherein a sleeve head is arranged at the other end of the fixing member A and used for connecting a bearing, and a clamping groove is arranged at the other end of the fixing member B and used for connecting a spring fixing plate.

Technical Field

The invention relates to the technical field of novel vibration micromotors.

Background

The motion direction of most traditional motors is the unilateral, if will realize the reciprocating motion of traditional motor, usually will connect external mechanical conversion device or adopt synchronous machine to control traditional motor, and such mode is toward the overall structure who leads to the motor becomes complicated, can increase the volume of motor moreover, and the application of not only inconvenient motor still can increase the manufacturing cost of motor.

Therefore, the spring motor which changes the movement direction of the motor by utilizing the torque generated by the spring lock exists at present, because the rotor of the traditional motor is difficult to be processed secondarily, and the shape and the size of the traditional motor are difficult to be processed and utilized, the applicability is low, most springs are in a welding state, the durability of the springs is lowered, the springs are easy to break, the welding process is difficult to achieve accurate positioning, the consistency of the performance of the motor is affected, the condition that the springs are loosened in the using process is affected, the production efficiency of the method is low, the cost rate is low, large-scale production is difficult to achieve, and therefore higher economic benefits cannot be provided.

Disclosure of Invention

The invention aims to provide a novel vibration micromotor, which is characterized in that the integrated assembly is completed by a machine, so that the error caused by manual assembly is reduced, the number of elastic parts is more than 2, the damage rate of a spring is reduced, and the connection is fixed by arranging a hole groove, so that the moving performance of the elastic parts is better, and the stress of the spring is uniform due to the symmetrical design; the connecting piece is additionally arranged in the middle of the rotor, the elastic piece at one end is in a compression state in the rotating process, the elastic piece at the other end is in a stretching state, and the two ends form reaction force by utilizing the elastic principle of the spring to drive the rotor to return to the initial position.

In order to realize the purpose of the invention, the invention adopts the following technical scheme:

a novel vibration micromotor is characterized by comprising a shell, a rear cover, a bearing, a magnet, a rotor assembly and a spring assembly, wherein one end of the shell is connected with the bearing, the bearing and the shell are in a nested design, the other end of the shell is connected with the rear cover, the rear cover and the shell are in the nested design, the magnet, the spring assembly and the rotor assembly are fixed inside the shell by the rear cover, the rotor assembly is positioned at the front end inside the shell, the spring assembly is positioned at the rear end inside the shell, the magnet is positioned outside the rotor assembly, the front end of the rotor assembly penetrates through the shell and the bearing respectively, and the rear end of the rotor assembly penetrates through the spring assembly and abuts against the central empty groove of the rear cover respectively; the rotor assembly comprises a rotor, an iron core, a coil, a wire, a fixing piece A and a fixing piece B, the iron core is sleeved outside the rotor, the left end and the right end of the iron core are connected with the coil, one end of the coil is connected with the wire, the other end of the wire penetrates through the spring assembly and penetrates out of the rear cover, the front end and the rear end of the rotor respectively penetrate through the fixing piece A and the fixing piece B, the fixing piece A is located at the front end inside the shell, and the fixing piece B is located at the front end of the spring assembly; the spring assembly comprises a spring fixing shell, a spring fixing plate and springs, the springs are arranged on the left side and the right side of the upper end face of the spring fixing plate, the springs are symmetrically arranged on the lower end face and the upper end face of the spring fixing plate, and the spring fixing shell is connected with the spring fixing plate through the springs.

Preferably, the spring assembly is provided with four springs, and the rotor assembly is provided with two coils and two magnets.

Preferably, the spring fixing plate is provided with spring fixing grooves B corresponding to the number of the springs, the spring fixing plate is provided with grooves corresponding to the fixing pieces B, and holes for the rotor to penetrate through are further formed in the grooves.

Preferably, the spring fixing shell is provided with spring fixing grooves A corresponding to the number of the springs, and the end surfaces of the upper end and the lower end of the spring fixing shell are concave downwards and arc-shaped and act on the rotation range of the limited fixing piece B.

Preferably, the fixing piece A and the fixing piece B are provided with fixing wings towards one end of the iron core, and the fixing wings are used for sleeving the front side and the rear side of the iron core.

Preferably, the lead passes through the joint of the left end and the right end of the spring fixing plate and the spring fixing shell, and the lead passes through a hole formed in the rear cover or is connected to the micromotor electric sheet.

Preferably, the spring is connected by welding or fixed by adhesive.

Preferably, the coil and the iron core are designed in a drawer mode.

Preferably, the outer diameter of the spring fixing shell is smaller than the inner diameter of the rear cover, and the inner sides of the spring fixing shell and the rear cover are designed in a sleeving and embedding manner.

Preferably, the other end of the fixing piece A is provided with a sleeve head, the sleeve head is used for connecting a bearing, the other end of the fixing piece B is provided with a clamping groove, and the clamping groove is used for connecting a spring fixing plate.

Has the advantages that: the spring is designed symmetrically, so that the durability of the spring is better; compact structure makes the spring atress even, has reduced the noise, excellent in use effect, and the spring is fixed through the draw-in groove and not welded and die, breaks down and also is convenient for replace parts, and the cost is with low costs, satisfies the market demand.

Drawings

FIG. 1: the invention discloses a structural schematic diagram of a novel vibrating micromotor;

FIG. 2: the invention discloses a section schematic diagram of a novel vibrating micromotor;

FIG. 3: the invention discloses a local section schematic diagram of a novel vibrating micromotor;

FIG. 4: the invention discloses a spring component normal state schematic diagram of a novel vibration micromotor;

FIG. 5: the invention discloses a working state schematic diagram of a spring assembly of a novel vibration micromotor;

FIG. 6: the invention discloses a structural schematic diagram of a fixing piece A and a fixing piece B of a novel vibrating micromotor;

in the figure, 1-shell, 2-back cover, 3-rotor component, 4-spring component, 5-bearing, 6-magnet, 31-rotor, 32-iron core, 33-coil, 34-wire, 35-fixing piece A, 36-fixing piece B, 38-fixing wing, 41-spring fixing shell, 42-spring fixing plate, 43-spring, 351-sleeve head, 361-card slot, 411-spring fixing slot A, 421-spring fixing slot B, 422-groove.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. As used herein, the terms "vertical," "horizontal," "left," "right," and the like are for illustrative purposes only and do not represent the only embodiments, and as used herein, the terms "upper," "lower," "left," "right," "front," "rear," and the like are used in a positional relationship with reference to the drawings.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The technical solution of the present patent will be described in further detail with reference to the following embodiments.