Rhythm massager and machine core processing technology thereof

The assembly of eccentric blocks is simplified through the die-casting integrated molding process, and the vibration somatosensory and compactness of the rhythmic massager are improved through the synchronous belt-tie design, which solves the problems of complex movement composition and high assembly cost in the existing technology, and achieves more efficient and economical production and products that are more in line with human needs.

CN119523793AInactive Publication Date: 2025-02-28XIAMEN JIULI INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202411690576.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-25
Publication Date
2025-02-28
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The movement composition of existing rhythm massagers is complex, has high assembly cost, high quality control and high failure rate.

Method used

The die-cast integrated molding process is used to manufacture eccentric blocks, simplify the assembly process, and achieve rapid response and speed reduction through synchronous belt tooth design, compressing the size of the movement core assembly.

Benefits of technology

It reduces assembly costs and manufacturing product control points, reduces defective rates, saves energy and increases efficiency, achieves a higher vibration somatosensory and a more compact and compact design, meeting the needs of people who use handheld massage and fat reduction.

✦ Generated by Eureka AI based on patent content.

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Abstract

The rhythm massager comprises a body lower cover, electrode plates are arranged on the two sides of the lower end of the body lower cover, heating films are arranged in the electrode plates, a physiotherapy cover is arranged in the middle of the body lower cover, and a physiotherapy lamp panel is arranged in the physiotherapy cover; the machine core assembly is located in the body lower cover. The battery is positioned in the body lower cover; the body upper cover is clamped to the upper end of the body lower cover, an arc-shaped clamping groove is formed in the upper end of the body upper cover, a handle upper cover is arranged at the upper end of the arc-shaped clamping groove, a circuit board assembly is arranged in the arc-shaped clamping groove, and a loudspeaker is arranged at the upper end of the circuit board assembly. Compared with the prior art, the massager has the advantages that assembly is simple, assembly cost and manufacturing quality control points can be saved, reject ratio is reduced, energy is saved, efficiency is improved, body feeling is higher, slipping is avoided, the massager can adapt to people with different vibration body feelings, and the massager is more compact, smaller and more exquisite and is convenient to use. And the eccentric vibration body feeling of the eccentric block better meets the requirements of a human body.
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Description

Technical Field

[0001] The invention relates to the technical field of massagers, in particular to a rhythmic massager and a movement processing technology thereof. Background Art

[0002] At present, the movement of small massage products like vibration rhythm mostly needs multiple parts, such as: separately extruded eccentric block, eccentric block left fixed plastic part, eccentric block right fixed plastic part, hexagonal shaft, eccentric block pulley, fastening screws, etc. It involves multiple molds, molding processes, many accessories, many quality control points, high assembly cost, and now high failure risk and failure rate.

[0003] The information disclosed in this background technology section is only intended to enhance the understanding of the overall background of the invention and should not be regarded as an acknowledgment or any form of suggestion that the information constitutes the prior art already known to a person skilled in the art. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the above technical defects and provide a rhythmic massager and a movement processing technology thereof.

[0005] In order to solve the above problems, the technical solution of the present invention is: a rhythmic massager and its movement processing technology, including a main body lower cover, electrode sheets are arranged on both sides of the lower end of the main body lower cover, a heating film is arranged inside the electrode sheet, a physiotherapy cover is arranged in the middle of the main body lower cover, and a physiotherapy light board is arranged inside the physiotherapy cover;

[0006] A movement assembly, the movement assembly being located inside the lower cover of the body;

[0007] A battery, wherein the battery is located inside the lower cover of the body;

[0008] The upper cover of the body is connected to the upper end of the lower cover of the body, the upper end of the upper cover of the body is provided with an arc-shaped slot, the upper end of the arc-shaped slot is provided with a handle upper cover, the arc-shaped slot is provided with a circuit board assembly inside, and the upper end of the circuit board assembly is provided with a speaker;

[0009] The movement assembly includes an eccentric block, which is an incomplete cylindrical block. A rotating shaft is rotatably provided at one end of the eccentric block, a large pulley is provided at one end of the rotating shaft, a motor is provided at one side of the eccentric block, a small pulley is provided at the output end of the motor, and synchronous belts are provided on the surfaces of the small pulley and the large pulley.

[0010] Furthermore, bearings are provided at both ends of the rotating shaft, a rotating shaft shock-absorbing sleeve is provided on one side of the bearing, a bearing shock-absorbing sleeve is provided on the surface of the rotating shaft, and motor shock-absorbing sleeves are provided at both ends of the motor.

[0011] Furthermore, a toggle switch is provided at one end of the upper cover of the main body.

[0012] Furthermore, the circuit board assembly includes a main control board, a roller circuit board is provided at one end of the main control board, a rotatable roller is provided inside the roller circuit board, a screen board is provided at one end of the roller circuit board, and a charging board is provided at one end of the main control board away from the roller circuit board.

[0013] Furthermore, a screen, a light guide column and buttons are sequentially arranged on the upper end of the handle cover.

[0014] Furthermore, two ends of the main body lower cover are provided with strap openings, and a screw decorative ring is provided on the lower end surface of the main body lower cover.

[0015] Furthermore, the movement processing technology of the rhythmic massager is characterized by comprising the following steps:

[0016] Step 1: Place the die-cast block into the furnace of the die-casting machine. The furnace heats the die-cast block to make it liquid, and then injects it into the die-casting mold through the die-casting machine. After the die-casting product is finalized through pressure holding and cooling, the mold is opened and taken out.

[0017] Step 2: Use a cutting machine to cut off the flow channel of the die-cast product;

[0018] Step 3: Put the product into the mechanical polishing machine and remove the burrs of the product by rolling the material of the polishing machine;

[0019] Step 4: Use a tapping machine to process the fine threads for fixing the large pulley.

[0020] Furthermore, the transmission ratio of the large pulley and the small pulley is 2-4:1, the diameter of the top circle of the small pulley teeth is 7-20 mm, and straight teeth are used, and the diameter of the top circle of the large pulley teeth is 20-50 mm, and straight teeth are used.

[0021] Furthermore, the center distance between the eccentric block and the motor is 30-60 mm, the center distance between the battery and the eccentric block is 25-55 mm, the outer diameter of the eccentric block is 25-50 mm, and the weight of the eccentric part of the eccentric block is 120-210 g.

[0022] Furthermore, the synchronous belt teeth are one of trapezoidal teeth, circular arc teeth, and circular arc flat-top teeth, which can achieve rapid response of the deflection wheel and avoid slipping.

[0023] The advantages of the present invention compared with the prior art are:

[0024] (1) The eccentric block of the present invention adopts a die-casting integrated molding process, which is simple to assemble, can save assembly costs and manufacturing quality control points, reduce defective rates, save energy and increase efficiency, and the synchronous belt teeth contain trapezoidal teeth, arc teeth, and arc flat-top teeth, which can achieve rapid response of the eccentric block and higher body sensation, thereby avoiding the problem of slipping, and can adapt to people with different vibration body sensations. The small pulley and the large pulley can achieve better speed reduction, and can compress the size of the eccentric block and the movement assembly of the massager body, making the massager more compact and small, and more in line with the needs of people who want handheld massage and fat loss. The eccentric part of the eccentric block weighs 120-210g, which can reduce the size of the massager, compress the space, balance the center of gravity of the massager, and make the eccentric vibration body sensation more in line with human needs. After testing, the eccentric part of the eccentric block weighs 120-210g, which can meet different needs and can be selected according to people in different regions. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The massager of the present invention is a three-dimensional Figure 1 .

[0026] Figure 2 The massager of the present invention is a three-dimensional Figure 2 .

[0027] Figure 3 It is an exploded view of the massager of the present invention.

[0028] Figure 4 It is an exploded view of the movement assembly of the present invention.

[0029] Figure 5 It is a side view of a movement assembly of the present invention.

[0030] Figure 6 It is a plan view of the large pulley and the small pulley of the present invention;

[0031] Figure 7 It is a side view of the eccentric block of the present invention.

[0032] As shown in the figure: 1. Lower cover of the main body; 101. Electrode sheet; 102. Heating film; 103. Therapeutic cover; 104. Therapeutic lamp board; 105. Strap opening; 106. Screw decorative ring; 2. Movement assembly; 201. Eccentric block; 202. Rotating shaft; 203. Large pulley; 204. Motor; 205. Small pulley; 206. Synchronous belt; 207. Bearing; 208. Rotating shaft shock-absorbing sleeve; 209. Bearing shock-absorbing sleeve; 210. Motor shock-absorbing sleeve; 3. Battery; 4. Upper cover of the main body; 401. Toggle switch; 5. Upper cover of the handle; 501. Screen; 502. Light guide column; 503. Button; 6. Circuit board assembly; 601. Main control board; 602. Roller circuit board; 603. Roller; 604. Screen board; 605. Charging board; 7. Speaker. DETAILED DESCRIPTION

[0033] The specific implementation of the present invention is further described below in conjunction with the accompanying drawings, wherein the same components are represented by the same reference numerals.

[0034] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0035] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0036] Embodiment 1

[0037] like Figure 1 As shown in Figure -, a rhythmic massager includes a main body lower cover 1, electrode sheets 101 are installed on both sides of the lower end of the main body lower cover 1, a heating film 102 is installed inside the electrode sheet 101, a physiotherapy cover 103 is installed in the middle of the main body lower cover, and a physiotherapy light board 104 is installed inside the physiotherapy cover 103. The heating film 102 heats and the physiotherapy light board 104 works to massage the human body, and the electrode sheets 101 and the physiotherapy cover 103 can heat the heating film 102 and protect the physiotherapy light board 104.

[0038] The two ends of the main body lower cover 1 are provided with strap openings 105, which can be used to connect straps to be conveniently tied to the human body. The lower end surface of the main body lower cover 1 is provided with a screw decorative ring 106 for aesthetic purposes.

[0039] The main body upper cover 4 is snap-connected to the upper end of the main body lower cover 1, an arc-shaped slot is provided on the upper end of the main body upper cover 4, a handle upper cover 5 is installed on the upper end of the arc-shaped slot, a toggle switch 401 is installed at one end of the main body upper cover 4 for starting the massager, a circuit board assembly 6 is installed inside the arc-shaped slot, and a speaker 7 is installed on the upper end of the circuit board assembly 6.

[0040] The circuit board assembly 6 includes a main control board 601, a roller circuit board 602 is installed at one end of the main control board 601, a rotatable roller 603 is installed inside the roller circuit board 602, a screen board 604 is installed at one end of the roller circuit board 602, a charging board 605 is installed at the end of the main control board 601 away from the roller circuit board 602, and a screen 501, a light guide column 502, and a button 503 are installed in sequence on the upper end of the handle cover 5. The screen 501, the light guide column 502, and the button 503 are electrically connected to the circuit board assembly 6 to meet the basic functions of the massager. The specific circuit is a prior art and will not be described again.

[0041] The battery 3 is located inside the lower cover 1 of the main body. The battery 3 is used to provide power to the circuit board assembly 6. The movement assembly 2 is located inside the lower cover 1 of the main body. The movement assembly 2 includes an eccentric block 201. The eccentric block 201 is an incomplete cylindrical shape. A rotating shaft 202 is rotatably installed at one end of the eccentric block 201. A large pulley 203 is installed at one end of the rotating shaft 202. A motor 204 is installed on one side of the eccentric block 201. A small pulley 205 is installed at the output end of the motor 204. A synchronous belt 206 is installed on the surface of the small pulley 205 and the large pulley 203.

[0042] The battery 3 also provides electric energy for the motor 204. When the motor 204 is started, it can drive the small pulley 205 to rotate, drive the large pulley 203 to rotate through the synchronous belt 206, and then drive the eccentric block 201 to rotate through the rotating shaft 202. The continuous rotation of the eccentric block 201 can generate vibration to massage the human body.

[0043] Bearings 207 are installed at both ends of the rotating shaft 202, a rotating shaft shock-absorbing sleeve 208 is installed on one side of the bearing 207, a bearing shock-absorbing sleeve 209 is installed on the surface of the rotating shaft 202, and a motor shock-absorbing sleeve 210 is installed at both ends of the motor 204, which can protect the motor 204 and the bearing 207.

[0044] Embodiment 2

[0045] A movement processing technology of a rhythmic massager comprises the following steps:

[0046] Step 1: Place the die-cast block into the furnace of the die-casting machine. The furnace heats the die-cast block to make it liquid, and then injects it into the die-casting mold through the die-casting machine. After the die-casting product is finalized through pressure holding and cooling, the mold is opened and taken out.

[0047] Step 2: Use a cutting machine to cut off the flow channel of the die-cast product;

[0048] Step 3: Place the product into a mechanical polishing machine and remove the burrs of the product by rolling it.

[0049] Step 4: Use a tapping machine to process the fine thread fixed by the large pulley. The fine thread depth is 8mm. Glue is added to the end faces of the rotating rods at both ends of the eccentric block 201 and a 0.5° draft is performed.

[0050] The eccentric block 201 is formed by an integrated die-casting process, which is simple to assemble, can save assembly costs and manufacturing quality control points, reduce defective rates, and save energy and increase efficiency.

[0051] The transmission ratio of the large pulley 203 and the small pulley 205 is 2-4:1. The top circle diameter of the small pulley 205 is 7-20mm, and straight teeth are used. The top circle diameter of the large pulley 203 is 20-50mm, and straight teeth are used. The teeth of the synchronous belt 206 include trapezoidal teeth, arc teeth, and arc flat-top teeth, which can achieve rapid response of the deflection block and higher body feel, thereby avoiding slipping problems, and can adapt to people with different vibration body feelings.

[0052] The top circle diameter of the small pulley 205 is 7-20mm, and the top circle diameter of the large pulley 203 is 20-50mm, which can achieve better speed reduction, compress the size of the eccentric block 201 of the massager body and the movement assembly 2, making the massager more compact and small, and more in line with the needs of people who want handheld massage and fat loss.

[0053] The center distance between the eccentric block 201 and the motor 204 is 30-60mm, the center distance between the battery 3 and the eccentric block 201 is 25-55mm, the outer diameter of the eccentric block 201 is 25-50mm, and the eccentric part of the eccentric block 201 weighs 120-210g, which can reduce the size of the massager, compress the space, balance the center of gravity of the massager, and make the eccentric vibration feel more in line with human needs. After testing, the eccentric part of the eccentric block weighs 120-210g, which can meet different needs and can be selected according to people in different regions.

[0054] The present invention and its embodiments are described above, and such description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if ordinary technicians in the field are inspired by it, without departing from the purpose of the invention, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the present invention.

Claims

1. A rhythmic massager, characterized in that: include: A main body lower cover (1), wherein electrode sheets (101) are provided on both sides of the lower end of the main body lower cover (1), a heating film (102) is provided inside the electrode sheet (101), a physiotherapy cover (103) is provided in the middle of the main body lower cover, and a physiotherapy light board (104) is provided inside the physiotherapy cover (103); A movement assembly (2), wherein the movement assembly (2) is located inside the lower cover (1) of the main body; A battery (3), wherein the battery (3) is located inside the lower cover (1) of the main body; A main body upper cover (4), the main body upper cover (4) being snap-connected to the upper end of the main body lower cover (1), the upper end of the main body upper cover (4) being provided with an arc-shaped slot, the upper end of the arc-shaped slot being provided with a handle upper cover (5), a circuit board assembly (6) being provided inside the arc-shaped slot, and a speaker (7) being provided at the upper end of the circuit board assembly (6); The movement assembly (2) comprises an eccentric block (201), the eccentric block (201) is incomplete cylindrical, a rotating shaft (202) is rotatably provided at one end of the eccentric block (201), a large pulley (203) is provided at one end of the rotating shaft (202), a motor (204) is provided at one side of the eccentric block (201), a small pulley (205) is provided at the output end of the motor (204), and a synchronous belt (206) is sleeved on the surface of the small pulley (205) and the large pulley (203).

2. A rhythmic massager according to claim 1, characterized in that: Bearings (207) are sleeved at both ends of the rotating shaft (202), a rotating shaft shock-absorbing sleeve (208) is provided on one side of the bearing (207), a bearing shock-absorbing sleeve (209) is sleeved on the surface of the rotating shaft (202), and motor shock-absorbing sleeves (210) are provided at both ends of the motor (204).

3. A rhythmic massager according to claim 1, characterized in that: A toggle switch (401) is provided at one end of the main body upper cover (4).

4. A rhythmic massager according to claim 1, characterized in that: The circuit board assembly (6) comprises a main control board (601), a roller circuit board (602) is provided at one end of the main control board (601), a rotatable roller (603) is provided inside the roller circuit board (602), a screen board (604) is provided at one end of the roller circuit board (602), and a charging board (605) is provided at one end of the main control board (601) away from the roller circuit board (602).

5. The rhythmic massager according to claim 1, characterized in that: The upper end of the handle upper cover (5) is provided with a screen (501), a light guide column (502), and a button (503) in sequence.

6. The rhythmic massager according to claim 1, characterized in that: The two ends of the main body lower cover (1) are provided with binding openings (105), and the lower end surface of the main body lower cover (1) is provided with a screw decorative ring (106).

7. The movement processing technology of a rhythmic massager according to claims 1-6, characterized in that: The steps include: Step 1: Place the die-cast block into the furnace of the die-casting machine. The furnace heats the die-cast block to make it liquid, and then injects it into the die-casting mold through the die-casting machine. After the die-casting product is finalized through pressure holding and cooling, the mold is opened and taken out. Step 2: Use a cutting machine to cut off the flow channel of the die-cast product; Step 3: Put the product into the mechanical polishing machine and remove the burrs of the product by rolling the material of the polishing machine; Step 4: Use a tapping machine to process fine threads for fixing the large pulley, with a fine thread depth of 8mm. Glue the end faces of the rotating rods at both ends of the eccentric block (201) and make a 0.5° draft.

8. The movement processing technology of a rhythmic massager according to claims 1-7, characterized in that: The transmission ratio of the large pulley (203) and the small pulley (205) is 2-4:1, the tooth top circle diameter of the small pulley (205) is 7-20 mm, and straight teeth are used, and the tooth top circle diameter of the large pulley (203) is 20-50 mm, and straight teeth are used.

9. The movement processing technology of a rhythmic massager according to claims 1-7, characterized in that: The center distance between the eccentric block (201) and the motor (204) is 30-60 mm, the center distance between the battery (3) and the eccentric block (201) is 25-55 mm, the outer diameter of the eccentric block (201) is 25-50 mm, and the eccentric part of the eccentric block (201) weighs 120-210 g.

10. The movement processing technology of a rhythmic massager according to claims 1-7, characterized in that: The teeth of the synchronous belt (206) are one of trapezoidal teeth, circular arc teeth, and circular arc flat-top teeth, which can achieve rapid response of the deflection wheel and avoid slipping.