CN111920661A

CN111920661A - Machine core of massager

Info

Publication number: CN111920661A
Application number: CN202010632651.8A
Authority: CN
Inventors: 胡真; 龙仁; 祝晓宇
Original assignee: Derock Linear Actuator Technology Co ltd
Current assignee: Derock Linear Actuator Technology Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2020-11-13

Abstract

The invention discloses a machine core of a massager, and belongs to the technical field of massage machinery. The core includes motor, worm wheel, worm-gear case and drive shaft: the turbine box comprises a lower cover and an upper cover, the lower cover is fixed at the top of a shell of the motor, lower bearing half grooves are arranged on the left side wall and the right side wall of the lower cover, the upper cover is fixed on the lower cover, upper bearing half grooves corresponding to the lower bearing half grooves are arranged on the left side wall and the right side wall of the upper cover, and the corresponding upper bearing half grooves and the lower bearing half grooves form a bearing groove; the worm wheel and the worm are mutually meshed and arranged in the worm wheel box; the output shaft of the motor passes through the lower cover, and the top end of the motor is provided with a worm; the driving shaft is matched with a gear hole of the worm gear and rotates under the driving of the worm gear, and two bearings are arranged on the driving shaft and are respectively matched with two bearing grooves formed by the upper bearing half groove and the lower bearing half groove. The turbine box adopts an upper cover and a lower cover structure, so that the stability of worm and worm wheel transmission is ensured.

Description

Machine core of massager

Technical Field

The invention relates to the technical field of massage machinery, in particular to a machine core of a massager.

Background

The massager is a new generation of health care equipment which is developed according to physics, bionics, bioelectricity, traditional Chinese medicine and years of clinical practice. The massagers have basically the same core structure, and most of the massagers adopt a scheme that a motor is adopted for driving and a worm gear box is matched for speed reduction. Because of the structural limitation of the worm gear, the deviation exists between the central shaft of the worm gear box and the central shaft of the motor, and therefore the stability of the transmission of the movement is not high.

Disclosure of Invention

Technical problem to be solved

In view of the above disadvantages and shortcomings of the prior art, the present invention provides a movement of a massager, which solves the technical problem of low transmission stability of the movement of the prior art.

(II) technical scheme

In order to achieve the purpose, the invention adopts the main technical scheme that:

in a first aspect, an embodiment of the present invention provides a movement of a massager, where the movement includes a motor, a worm wheel, a worm gear box, and a driving shaft:

the turbine box comprises a lower cover and an upper cover, the lower cover is fixed at the top of a shell of the motor, lower bearing half grooves are formed in the left side wall and the right side wall of the lower cover, the upper cover is fixed on the lower cover, upper bearing half grooves corresponding to the lower bearing half grooves are formed in the left side wall and the right side wall of the upper cover, and the corresponding upper bearing half grooves and the lower bearing half grooves form a bearing groove;

the worm wheel and the worm are mutually meshed and arranged in the worm wheel box;

the output shaft of the motor penetrates through the lower cover, and the top end of the output shaft is provided with the worm;

the driving shaft is matched with a gear hole of the worm gear and rotates under the driving of the worm gear, and the two bearings on the driving shaft are respectively matched with the two bearing grooves formed by the upper bearing half groove and the lower bearing half groove.

Optionally, a shaft head sleeve hole is formed in the top of the upper cover, and a replaceable shaft head sleeve is arranged at the top of the worm;

the shaft head sleeve is matched with the shaft head sleeve hole and rotates in the shaft head sleeve hole along with the worm.

Optionally, the driving shaft and the gear hole of the worm gear are fixed through a worm gear pin shaft.

Optionally, the upper cover and the lower cover are both provided with mounting posts for fixing the movement to a rigid structure of the massager.

Optionally, the movement further comprises two massage components, and the two massage components are respectively fixed at two ends of the driving shaft.

Optionally, the massage component is fixed to the driving shaft through a driving pin.

Optionally, the upper cover and the lower cover are fixed by fastening screws.

(III) advantageous effects

The invention has the following beneficial effects:

1. the turbine box adopts an upper structure and a lower structure, the upper cover and the lower cover are arranged, the lower cover is fixed at the top of the shell of the motor, and the upper cover is fixed on the lower cover, so that no matter the upper cover or the lower cover is suspended due to the deviation of the turbine box and the central shaft of the motor, and the lower bearing half-groove of the lower cover bears the pressure of the driving shaft, so that the driving shaft is stressed more stably, the transmission stability of the worm and the worm wheel is ensured, and the excessive central deviation of the worm and the worm wheel in the use process is avoided;

2. the top end of the worm wheel is fixed on the upper cover, so that the structure is compact, the two ends of the worm wheel are fixed (the bottom end of the worm wheel is fixed on the output shaft of the motor), the rotation is more stable, and the transmission stability of the worm and the worm wheel is further improved;

3. the replaceable shaft head sleeve is arranged at the top end of the worm wheel, so that the top end of the worm wheel is prevented from being in direct contact with the upper cover, the worm wheel is more wear-resistant, and the service life is prolonged;

4. the upper cover and the lower cover are both provided with mounting columns, so that the upper cover and the lower cover can be fixed on a rigid structure of the massager, for example, a structure of the massager specially used for mounting the movement or a shell of the massager, and the stability of the movement in operation is further enhanced.

Drawings

Fig. 1 is a schematic front view of a movement of the massager of the present invention;

FIG. 2 is a perspective view of the movement of the massager of FIG. 1;

FIG. 3 is an exploded view of the movement of the massager of FIG. 1;

fig. 4 is a schematic sectional view taken along the direction a-a in fig. 1.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. Where directional terms such as "upper", "lower", "left", "right", etc. are used herein with reference to the orientation of fig. 1.

The massager machine core provided by the embodiment of the invention adopts an upper and lower structure, the upper cover and the lower cover are arranged, the lower cover is fixed at the top of the shell of the motor, and the upper cover is fixed on the lower cover, so that the transmission stability of the worm and the worm wheel is ensured, and the overlarge central deviation of the worm and the worm wheel in the using process is avoided; the top end of the worm wheel is fixed on the upper cover, and the two ends of the worm wheel are fixed, so that the transmission stability of the worm and the worm wheel is further improved; the replaceable shaft head sleeve is arranged at the top end of the worm wheel, so that the worm wheel is more wear-resistant, and the service life is prolonged; the cover and the lower cover are both provided with mounting columns, so that the upper cover and the lower cover can be fixed on a rigid structure of the massager, and the running stability of the movement is further enhanced.

In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

Detailed description of the preferred embodimentsthe detailed description section.

Example 1:

a movement of a massager is provided. Referring to fig. 1 to 4, the movement includes a motor 10, a worm wheel 20, a worm 30, a worm gear case 40, a driving shaft 50, and two massage units 60.

The turbine case 40 includes a lower cover 41 and an upper cover 42.

The left and right side walls of the lower cover 41 are provided with lower bearing half-grooves 411 protruding outwards, rib plates are arranged below the lower bearing half-grooves 411, the rib plates are provided with mounting columns 412, and the mounting columns 412 are provided with mounting through holes.

Upper bearing half grooves 421 corresponding to the lower bearing half grooves 411 are provided on both left and right side walls of the upper cover 42. A rib plate is arranged above the upper bearing half-groove 421, a mounting column 422 is arranged on the rib plate, and a mounting through hole is also arranged on the mounting column 422. The top end of the inside of the upper cover 42 is provided with a spindle head trepan 423.

The lower cover 41 is fixed on the top of the housing 11 of the motor 10, the upper cover 42 is fixed on the lower cover 41 by screws, and the upper bearing half-groove 421 of the upper cover 42 and the corresponding lower bearing half-groove 411 of the lower cover 41 form a complete bearing groove. The mounting posts 412 of the lower cover 41 and the mounting posts 422 of the upper cover 42 may secure the cartridge to a rigid structure of the massager, such as a structure of the massager dedicated to mounting the cartridge or a housing of the massager.

The output shaft 12 of the motor 10 passes through the lower cover 41, and the worm shaft 30 is provided at the tip of the output shaft 12. The top end of the worm shaft 30 is sleeved with a shaft head sleeve 31, and the shaft head sleeve 31 is matched with a shaft head sleeve hole 423 in the upper cover 42 and can rotate freely in the shaft head sleeve hole 423 under the driving of the worm shaft 30. In practice, the gudgeon sleeve 31 can be removed from the worm shaft 30 and replaced when worn.

In practical application, the motor 10 is further connected with a motor wire joint 13, and the motor wire joint 13 is used for being connected with a power supply to provide power for the motor.

The worm wheel 20 and the worm gear 30 are engaged with each other and are disposed in the worm gear case 40. The driving shaft 50 passes through a gear hole of the worm wheel 20 and is fixed to the gear hole by a worm wheel pin shaft so as to be rotated by the worm wheel 20. The driving shaft 50 is provided with two bearings 51, and the two bearings 51 are respectively located at both sides of the worm wheel 20 and are matched with two bearing grooves of the turbine case 40.

The two massage units 60 are fixed to both ends of the driving shaft 50, respectively, and fixed by the driving shaft pins 52 to be rotated by the driving shaft 50.

The LED double-sided display screen of the embodiment has the following advantages:

2. the top end of the worm wheel is fixed on the upper cover, and the two ends of the worm wheel are fixed (the bottom end of the worm wheel is fixed on the output shaft of the motor), so that the worm wheel rotates more stably, and the transmission stability of the worm and the worm wheel is further improved;

3. the replaceable shaft head sleeve is arranged at the top end of the worm wheel, so that the top end of the worm wheel is prevented from directly contacting the upper cover, the worm wheel is more wear-resistant, and the service life is prolonged;

In the description of the present invention, it is to be understood that 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 or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. The machine core of the massager is characterized by comprising a motor, a worm wheel, a worm gear box and a driving shaft:

the turbine box comprises a lower cover and an upper cover, the lower cover is fixed at the top of a shell of the motor, lower bearing half grooves are formed in the left side wall and the right side wall of the lower cover, the upper cover is fixed on the lower cover, upper bearing half grooves corresponding to the lower bearing half grooves are formed in the left side wall and the right side wall of the upper cover, and corresponding upper bearing half grooves and lower bearing half grooves form bearing grooves;

the worm wheel and the worm are mutually meshed and arranged in the worm gear box;

the driving shaft is matched with a gear hole of the worm gear and rotates under the driving of the worm gear, and two bearings are arranged on the driving shaft and are respectively matched with two bearing grooves formed by the upper bearing half groove and the lower bearing half groove.

2. The movement of a massager as claimed in claim 1, wherein the top end of the inside of the upper cover is provided with a shaft head sleeve hole, and the top of the worm is provided with a replaceable shaft head sleeve;

3. The movement of a massager as claimed in claim 1, wherein the driving shaft is fixed to the gear hole of the worm gear through a worm gear pin.

4. The movement of a massager as recited in claim 1, wherein each of the upper and lower covers is provided with a mounting post having a mounting through hole for securing the movement to a rigid structure of a massager.

5. The movement of a massager according to claim 1, further comprising two massage members fixed to both ends of the driving shaft, respectively.

6. The movement of a massaging apparatus as claimed in claim 5, wherein the massaging member is secured to the drive shaft by a drive pin.

7. The movement of a massaging apparatus as claimed in claim 1, wherein said upper and lower covers are fixed together by screws.