KR20060131078A - Rotor structure of vibration motor - Google Patents

Rotor structure of vibration motor Download PDF

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Publication number
KR20060131078A
KR20060131078A KR1020050051253A KR20050051253A KR20060131078A KR 20060131078 A KR20060131078 A KR 20060131078A KR 1020050051253 A KR1020050051253 A KR 1020050051253A KR 20050051253 A KR20050051253 A KR 20050051253A KR 20060131078 A KR20060131078 A KR 20060131078A
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KR
South Korea
Prior art keywords
vibration motor
rotor structure
cylindrical ring
assembly
shaft
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Application number
KR1020050051253A
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Korean (ko)
Inventor
이해진
Original Assignee
주식회사 모아텍
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Priority to KR1020050051253A priority Critical patent/KR20060131078A/en
Publication of KR20060131078A publication Critical patent/KR20060131078A/en

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
    • H02K7/075—Means for converting reciprocating motion into rotary motion or vice versa using crankshafts or eccentrics

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

A rotor structure of a vibration motor is provided to simplify an assembling process by assembling a weight and a coil assembly together inside a cylinder ring assembly. In a rotor structure of a vibration motor, a cylinder ring assembly(51) inserted into a case(50) is manufactured by assembling a coil assembly and a weight. A magnet(56) is placed in the cylinder ring assembly(51) which is mounted on a shaft. And, a base(62) is mounted on a lower part of the shaft.

Description

진동모터의 회전자 구조 {ROTOR STRUCTURE OF VIBRATION MOTOR}Rotor structure of vibration motor {ROTOR STRUCTURE OF VIBRATION MOTOR}

도 1은 종래의 진동모터의 회전자 구조의 분해사시도1 is an exploded perspective view of a rotor structure of a conventional vibration motor

도 2는 종래의 진동모터의 회전자 구조의 분해사시도Figure 2 is an exploded perspective view of a rotor structure of a conventional vibration motor

도 3은 본 발명에 따른 진동모터의 회전자 구조의 분해사시도Figure 3 is an exploded perspective view of the rotor structure of the vibration motor according to the present invention

도 4는 본 발명에 따른 진동모터의 회전자 구조의 코일 조립체의 분해사시도Figure 4 is an exploded perspective view of the coil assembly of the rotor structure of the vibration motor according to the present invention

도 5는 본 발명에 따른 진동모터의 회전자 구조의 원통링 조립체의 분해사시도5 is an exploded perspective view of the cylindrical ring assembly of the rotor structure of the vibration motor according to the present invention;

도 6은 본 발명에 따른 진동모터의 회전자 구조의 원통링 조립체의 분해사시도Figure 6 is an exploded perspective view of the cylindrical ring assembly of the rotor structure of the vibration motor according to the present invention

도 7은 본 발명에 따른 진동모터의 회전자 구조의 원통링 조립체의 일부 단면사시도Figure 7 is a partial cross-sectional perspective view of the cylindrical ring assembly of the rotor structure of the vibration motor according to the present invention

<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for the main parts of the drawings>

10, 30, 50 : 케이스 12, 32 : 턱10, 30, 50: case 12, 32: jaw

14, 34, 85 : 분동 16, 36, 56 : 마그네트14, 34, 85: weight 16, 36, 56: magnet

18, 38, 58 : 샤프트 20, 40, 60 : 코일조립체18, 38, 58: shaft 20, 40, 60: coil assembly

22, 42, 62 : 베이스 51 : 원통링 조립체22, 42, 62: base 51: cylindrical ring assembly

61 : 구멍 69 : 적층부61: hole 69: laminated portion

70 : 코어 72 : 돌부70: core 72: protrusion

80 : 원통링 81 : 구멍80: cylindrical ring 81: hole

본 발명은 진동모터의 회전자 구조에 관한 것으로서, 보다 상세히는 코일과 분동을 함께 조립가능한 진동모터의 회전자 구조에 관한 것이다.The present invention relates to a rotor structure of a vibration motor, and more particularly, to a rotor structure of a vibration motor capable of assembling a coil and a weight together.

종래의 진동모터의 회전자 구조로써, 도 1을 참조하면, 케이스(10)의 턱(12)에 분동(14)이 장착되고, 샤프트(18)에 장착된 코일조립체(20) 외부로 마그네트(16)가 위치하고, 상기 샤프트(18)의 하부는 베이스(22)에 장착되며, 상기 마그네트(16) 외부에 케이스(10)가 커버한다. As a rotor structure of a conventional vibration motor, referring to FIG. 1, a weight 14 is mounted on a jaw 12 of a case 10, and a magnet (outside) of the coil assembly 20 mounted on the shaft 18. 16 is located, the lower portion of the shaft 18 is mounted to the base 22, the case 10 is covered outside the magnet (16).

또한, 종래의 진동모터의 회전자 구조로써, 도 2를 참조하면, 케이스(30)의 턱(32)에 분동(34)이 장착되고, 샤프트(38)에 장착된 코일조립체(40) 내부로 마그네트(36)가 위치하고, 상기 샤프트(38)의 하부는 베이스(42)에 장착되며, 상기 코일(40) 외부에 케이스(10)가 커버한다. In addition, as a rotor structure of a conventional vibration motor, referring to FIG. 2, a weight 34 is mounted on the jaw 32 of the case 30, and into the coil assembly 40 mounted on the shaft 38. The magnet 36 is located, the lower portion of the shaft 38 is mounted to the base 42, the case 10 is covered outside the coil 40.

상기와 같은 종래의 진동모터의 회전자 구조는 분동(14, 34)이 케이스(12, 32) 상부에 위치함에 따라 결합 조립이 힘들고 진동모터의 부피가 커진다는 단점이 있다.The rotor structure of the conventional vibration motor as described above has a disadvantage in that the coupling assembly is difficult and the volume of the vibration motor becomes large as the weights 14 and 34 are positioned above the cases 12 and 32.

본 발명은 상술한 종래의 문제점을 극복하기 위한 것으로, 본 발명의 목적은 분동을 케이스 내부로 조립가능하도록 하여 진동모터의 부피를 감소시키고 조립이 용이한 진동모터의 회전자 구조를 제공하는데 있다.The present invention is to overcome the above-mentioned conventional problems, an object of the present invention is to provide a rotor structure of the vibration motor to reduce the volume of the vibration motor to facilitate the assembly of the weight into the case.

본 발명에 따른 진동모터의 회전자 구조의 일예로서,As an example of the rotor structure of the vibration motor according to the present invention,

케이스와, With the case,

상기 케이스의 내측에 삽입되며, 코일조립체와 분동이 조립된 원통링 조립체와, A cylindrical ring assembly inserted into the case and assembled with a coil assembly and weights;

샤프트에 장착된 원통링 조립체 내부에 위치하는 마그네트와,A magnet located inside the cylindrical ring assembly mounted to the shaft,

상기 샤프트의 하부에 장착되는 베이스 A base mounted under the shaft

로 구성된다.It consists of.

상기 원통링 조립체는 코어의 돌부에 코일조립체의 구멍에 삽입되어 조립되어, 상기 코어의 돌부가 원통링의 구멍에 삽입되어 조립되고, 분동을 원통링과 코어 사이의 간격 및 코일조립체 사이의 공간에 삽입시켜 조립된다.The cylindrical ring assembly is assembled by being inserted into the hole of the coil assembly in the protrusion of the core, and the protrusion of the core is inserted into the hole of the cylindrical ring and assembled, and the weight is placed in the space between the cylindrical ring and the core and the space between the coil assembly. Inserted and assembled.

이하, 본 발명의 실시예를 도 3 내지 도 7을 참조하여 설명하기로 한다. Hereinafter, embodiments of the present invention will be described with reference to FIGS. 3 to 7.

도 3을 참조하면, 본 발명에 따른 진동모터의 회전자 구조는 케이스(50)의 내측에 원통링 조립체(51)가 삽입되고, 샤프트(58)에 장착된 원통링 조립체(51) 내부에 마그네트(56)가 위치하고, 상기 샤프트(58)의 하부는 베이스(62)에 장착된다.Referring to FIG. 3, the rotor structure of the vibration motor according to the present invention has a cylindrical ring assembly 51 inserted into the case 50 and a magnet inside the cylindrical ring assembly 51 mounted to the shaft 58. 56 is located, and the lower portion of the shaft 58 is mounted to the base 62.

도 4를 참조하면, 적층부(69)는 돌부(72)가 형성된 코어(70)와, 코일이 권선되고 중앙에 구멍(61)이 형성된 코일조립체(60)로 구성되어, 상기 코어(70)의 돌부(72)에 코일조립체(60)의 구멍(61)에 삽입되어 조립된다.Referring to FIG. 4, the stacking unit 69 includes a core 70 having a protrusion 72 and a coil assembly 60 having a coil wound thereon and a hole 61 formed at the center thereof. It is inserted into the hole 61 of the coil assembly 60 to the protrusion 72 of the assembly and assembled.

도 5를 참조하면, 상기 적층부(69)는 구멍(81)이 형성된 원통링(80) 내부로 삽입되어, 상기 코어(70)의 돌부(72)가 원통링(80)의 구멍(81)에 삽입되어 조립된다.Referring to FIG. 5, the stacking part 69 is inserted into a cylindrical ring 80 having a hole 81, and the protrusions 72 of the core 70 have holes 81 of the cylindrical ring 80. Inserted into and assembled.

도 6 및 도 7을 참조하면, 도 5의 상태에서, 분동(85)을 원통링(80)과 코어(70)사이의 간격 및 코일조립체(60) 사이의 공간에 삽입시켜서 원통링 조립체(51)를 완성한다. 6 and 7, in the state of FIG. 5, the weight 85 is inserted into the space between the cylindrical ring 80 and the core 70 and the space between the coil assembly 60 so as to insert the cylindrical ring assembly 51. To complete).

상기와 같은 구성에 의해 본 발명에 따른 진동모터의 회전자 구조는 원통링 조립체(51) 내에 분동(85) 및 코일조립체(60)를 함께 조립하여, 코어(70) 내측으로 마그네트(56)를 삽입하는 구조를 가지게 된다.The rotor structure of the vibration motor according to the present invention by the configuration as described above to assemble the weight 85 and the coil assembly 60 together in the cylindrical ring assembly 51, the magnet 56 to the inside of the core 70 It has a structure to insert.

본 발명에 따른 진동모터의 회전자 구조는 케이스 외부로 분동이 위치하지 않고 내부에 위치하도록 적층부(69)를 구성하고, 이어서 원통링 조립체(51)를 완성 하므로, 원통링 조립체(51) 내에 분동(85) 및 코일조립체(60)를 함께 조립하여 진동모터의 사이즈가 감소되고, 구조가 간단해지며 조립식 구조를 취하므로 조립 공정이 단순해 지는 효과가 있다.The rotor structure of the vibration motor according to the present invention configures the stacking portion 69 so that the weight is not positioned outside the case and is located therein, and then completes the cylindrical ring assembly 51, so that the cylindrical ring assembly 51 By assembling the weight 85 and the coil assembly 60 together, the size of the vibration motor is reduced, the structure is simplified, and the prefabricated structure is taken, thereby simplifying the assembly process.

이상에서 설명한 것은 본 발명에 따른 진동모터의 회전자 구조를 실시하기 위한 하나의 실시예에 불과한 것으로서, 본 발명은 상기한 실시예에 한정되지 않고, 이하의 특허청구의 범위에서 청구하는 바와 같이 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변경 실시가 가능한 범위까지 본 발명의 기술적 정신이 있다고 할 것이다.What has been described above is just one embodiment for implementing the rotor structure of the vibration motor according to the present invention, the present invention is not limited to the above-described embodiment, as claimed in the following claims Without departing from the gist of the invention, anyone of ordinary skill in the art to which the present invention will have the technical spirit of the present invention to the extent that various modifications can be made.

Claims (2)

케이스와, With the case, 상기 케이스의 내측에 삽입되며, 코일조립체와 분동이 조립된 원통링 조립체와, A cylindrical ring assembly inserted into the case and assembled with a coil assembly and weights; 샤프트에 장착된 원통링 조립체 내부에 위치하는 마그네트와,A magnet located inside the cylindrical ring assembly mounted to the shaft, 상기 샤프트의 하부에 장착되는 베이스 A base mounted under the shaft 로 구성되는 것을 특징으로 하는 진동모터의 회전자 구조.Rotor structure of the vibration motor, characterized in that consisting of. 제1항에 있어서, The method of claim 1, 상기 원통링 조립체는 코어의 돌부에 코일조립체의 구멍에 삽입되어 조립되어, 상기 코어의 돌부가 원통링의 구멍에 삽입되어 조립되고, 분동을 원통링과 코어 사이의 간격 및 코일 조립체 사이의 공간에 삽입시켜 조립되는 것을 특징으로 하는 진동모터의 회전자 구조.The cylindrical ring assembly is assembled by being inserted into the hole of the coil assembly in the protrusion of the core, and the protrusion of the core is inserted into the hole of the cylindrical ring and assembled, and the weight is placed in the space between the cylindrical ring and the core and the space between the coil assembly. Rotor structure of the vibration motor, characterized in that the insert is assembled.
KR1020050051253A 2005-06-15 2005-06-15 Rotor structure of vibration motor KR20060131078A (en)

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