TWI247279B - Gear reducer of optical disc drive - Google Patents

Abstract

The present invention is directed to a gear reducer for use in an optical disk device. The present invention is a modularize design and can single-handed assembly for test. It also can reduce the dimension of the optical disk device and utilize the space effectively.

Description

1247279 V. INSTRUCTIONS OF THE INVENTION (1) [Technical Field to Which the Invention Is Applicable] As far as the invention is concerned, it is used in a suction-type optical disc machine, and in particular, there is a deceleration mechanism for a kind of 兀 铖 。. [Prior Art] Recently, due to the magnetic slid around the periphery of the computer, among them, the optical disc drive;:::=' and its price is constantly being lowered. The optical disc drive allows the user to easily carry:: Accept. Use an inhaler, etc. Inhaled CD-type computer and car CI) broadcast a 徜 泣 泣 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Therefore, both:: for sufficient power, the direction of power conversion and the twilight monument. The speed reduction mechanism of the slot-in disc drive and the general tray ί= ί are the same, the height is not as difficult as the tray type. The space-required space of the squat and the speed-reduction mechanism 9 of the suction-type optical disc drive are fixed to the main body 1 after the speed reduction mechanism 9 is fixed, and the search cannot be performed first, if the speed reduction mechanism 9 In the middle of the -V^pf Λ test and the problem of the move, you have to use part or all of the speed reduction mechanism 9 as 1247279. 5. Description of the invention (2) After replacing the new component. Retesting, in this way, is quite a waste of time and does not [the purpose of the invention is to provide a speed-losing mechanism that can be used in an optical disc drive, and the design of a light-emitting device is a modular design. Effective use of space, reduced test, volume and can be used for the deceleration mechanism module to make a separate test of the measuring & ° type without problems and then assembled into the CD player, can simplify the search for the light and soul. "The speed reduction mechanism for the optical disc drive is as follows."

Dpi relates to a speed-extinguishing mechanism for a disc player, comprising: a fixing plate; a fixing rod; a tilting member attached to the fixing plate, and a first transmission element, which is sleeved on the One of the driving elements is driven, 丨丨1 Ifc, = composite transmission element, which is fixed to the fixed plate by the fixing rod, and can be divided into a first transmission portion and a second transmission portion;

1247279 V. INSTRUCTION DESCRIPTION (3) f A composite transmission component is attached to the fixed plate, which can be divided into two turns = a transmission portion and a second transmission portion; The second transmission member is fixed on the fixing plate, and is attached to the fixing plate. The movable member is attached to the fixing plate, and the composite transmission component is attached to the fixing plate. Above the board, it can be divided into a second transmission part and a second transmission part; a movable component is attached to the fixing plate; and a four-way transmission component is attached to the fixing plate, and is divided into a first transmission portion and a second transmission portion. The following is a detailed description of the present invention and the accompanying drawings, which are not intended to be used in the present invention. Limit it. [Embodiment of the Invention] The embodiments of the present invention described below are inhaling light and the present invention is applicable to all optical disk drive products, = (CD-press), recordable optical disk drive (CD_RW), half height. ^ Only ^ first disc machine Height), C_ 〇 CD player, and light and all optical media recorders and players. Buddy first disc machine Page 8 1247279

& 'Invention Description (4)

As shown in the second and third figures, the schematic diagram of the mechanism for inhaling the optical disk drive using the speed reduction mechanism of the present invention has a main body! a sliding member 6 and a broadcasting mechanism 9A; the fourth drawing is a schematic diagram of the suction type light using the speed reduction mechanism of the present invention; and the fifth drawing is a schematic diagram of the relationship between the suction and the J machine mechanism using the speed reduction mechanism of the present invention. The sliding member 6 has been moved ten, so that the main body 1 has a positioning hole 13, a locking hole n, 12 and a guide post, I 6 ; the sixth figure shows the sliding member 6, the sliding member 6 has The T portion 63 and the chutes 61, 62' are configured to slide the guide posts 15, 16 of the main body of the main body to guide the sliding in the sliding range. As shown in the seventh and eighth figures, the sounding diagram of the speed reduction mechanism of the present invention has a driving element 101, a fixed rod lu, transmission elements ^102, 105, 106, 1〇7 and 1〇9. , composite transmission elements 1〇3, and 110 and a fixed plate 2. The composite transmission component 丨〇3 can be further divided into two parts: a moving part 103a and a second transmission part 103b; the composite transmission element I" can be further divided into a first transmission part 104a and a second transmission part 1〇4b. The transmission member 108 can be further divided into two parts, a first transmission portion 1a8a and a second portion 108b. The composite transmission element 11 can be further divided into two parts, a second unit 110a and a second transmission portion 11b. The fixing plate 2 has 2a, 2b, 2c, 2d, 2e, 2f, 2g and 2h and a locking portion with / and 21, wherein the positioning portion 2h is inserted into the positioning hole 13 of the main body, and the speed reducing mechanism 9A is positioned; The locking parts 2i, 2j are respectively associated with the main body

Page 9 1247279

The locking holes 11, 12 are matched and attached to the main body 1 by a screw or its equivalent component. The driving element 1 〇1 is attached to the fixing plate 2 with a screw or an equivalent element thereof, and the locking portion 2k and 2 1 are used to drive the transmission element 102. It is a continuous flow motor. The transmission element 102 is sleeved on the drive shaft of the drive element 1 〇 1 for recording the composite transmission element 103, which in the present embodiment is a worm. The fixed transmission gear member 110 is fixed to the fixed plate 2 by the fixing rod 11 i, wherein the first transmission portion 10a is engaged with the transmission element 1〇2, In the example, the first transmission portion 1 〇 3 a is a worm wheel; the second transmission portion 103 b is engaged with the first transmission portion 1 〇 4 a of the transmission element , 04, in the embodiment, the second transmission portion 103b It is a worm. The composite transmission component 104 is first placed in the positioning portion 2a of the fixing plate 2, and then locked on the fixing plate 2 with a screw or an equivalent component thereof, and the first transmission portion 1〇4&amp The first transmission portion 1 〇 4a is a helical gear; in the embodiment, the second transmission portion 1 0 4 b is coupled with the second transmission portion i 〇 3b of the composite transmission element 1 〇 3 The transmission element 1 〇5 is engaged. In the embodiment, the second transmission portion 104b is a spur gear. The transmission element 丨〇5 is first inserted into the positioning portion 2b of the fixing plate 2, and then locked to the fixing plate 2 by screws or equivalent elements thereof, and respectively coupled to the composite transmission element 丨〇4 The second transmission portion 1 0 4 b and the transmission element 1 〇 6 are engaged. In the embodiment, the transmission element 105 is a spur gear. The transmission element 丨〇6 is first inserted into the positioning portion 2c of the fixing plate 2, and then is locked to the fixing plate 2 by screws or equivalent elements thereof, and respectively coupled to the transmission element 10 5 and the transmission element 1 〇 7 is engaged, in the embodiment the transmission element 1 〇 6 is a spur gear. The transmission element 1〇7

1247279 V. INSTRUCTION DESCRIPTION (6) $ is first placed in the positioning portion 2d of the fixing plate 2, and then attached to the fixing plate 2 by screws or the like, and respectively connected to the transmission member 1 6 and the first transmission portion 108a of the composite transmission component 108 is engaged. In the present embodiment f, the transmission component 107 is a spur gear. The composite transmission element 1〇8 is placed in the positioning portion 2e of the fixing plate 2, and then locked on the fixing plate 2 with a screw or its equivalent=the first transmission part thereof Engaged with the one moving member 110, in the embodiment, the first transmission portion 〇8 & is a spur gear; the second transmission portion 10813 is engaged with the transmission element 1 〇9, in this embodiment The second transmission portion 108b is a spur gear. The transmission element is first inserted into the positioning portion 2f of the fixing plate 2, and then locked to the fixing plate 2 by screws or equivalent elements thereof, and respectively coupled to the composite transmission element 108. The second transmission portion 108b and the second transmission portion 11b of the composite transmission element 11b are engaged. In the embodiment, the transmission element 1〇9 is a positive-spindle gear. The composite transmission component 110 is first placed in the positioning portion of the fixing plate 2, and then locked on the fixing plate 2 with a screw or an equivalent component thereof, and the first transmission portion 11 〇 a is coupled thereto. The transmission portion 63 of the slider 6 is engaged. In the embodiment, the first transmission portion 丨丨0a is a spur gear; the second transmission portion 11 Ob is engaged with the transmission member 丨〇9, in this embodiment. The second transmission portion 1 1 〇b is a spur gear. The driving element 1 〇1, the composite transmission elements and the transmission elements are sequentially disposed on the fixing plate 2 to form the speed reduction mechanism of the present invention. 9A; the positioning portion 2h of the fixing plate 2 is inserted into the positioning hole 13 of the main body 1 for positioning the speed reducing mechanism 9 A; and the locking portions 2 i, 2 j of the fixing plate 2 are respectively

Page 11 1247279 V. Description of the Invention (7) _ The locking hole 1 l·, 2 of the main body 1 is matched and the deceleration mechanism 9A is locked to the main body 1 by screws or the like; at this time, 7 The first transmission portion 11()a of the piece 110 is coupled to the transmission 5 of the sliding member 6. In the embodiment, the transmission portion 63 is a rack, such as meshing, ίΐ-ί:" Into a transmission mechanism, the predetermined reduction map η can be obtained: the operation of the relevant mechanism. When the speed of the drive unit is ', the entire transmission mechanism is driven to drive the action of the optical disc to carry or retract the disc. _ 栻 动作 动作 ' After the speed reduction mechanism of the present invention is different from the conventional system, the speed reduction mechanism is designed as a modular design, and the second = "mechanism" can be made for the speed reduction mechanism module; Assembled into the CD player..., no problem problem, juxtaposition: light == speed mechanism is a long strip of space to set up the volume, to achieve the requirements of light, thin, short and small inhalation CD player: the spirit of invention II The invention is not limited to the scope of the invention as claimed in the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a schematic diagram of a speed reduction mechanism of a conventional suction type optical disk drive; the second figure is a schematic view of a suction type optical disk drive mechanism using the speed reduction mechanism of the present invention; and the third figure is a suction type optical disk drive mechanism using the reduction mechanism of the present invention; 4 is a schematic diagram showing the relationship between a suction type optical disc drive mechanism using the speed reduction mechanism of the present invention, and the fifth diagram is a schematic diagram showing the relationship of a suction type optical disc drive mechanism using the speed reduction mechanism of the present invention, wherein the rack The movable member 6 has been removed; FIG schematic system reduction mechanism and an eighth of the present invention; the present invention is a schematic diagram of the speed reduction mechanism seventh FIG line 0; a schematic diagram of the rack slider sixth line of FIG.

Page 13 1247279 Brief description of the drawings Fig. 1 Description 1 main body 11 locking hole 1 2 locking hole 1 3 positioning hole 15 guide post 16 guide post 2 fixing plate 2 a positioning portion 2b positioning portion 2 c positioning portion 2 d positioning portion 2 e Positioning part 2 f positioning part 2g positioning part 2h positioning part 2 i locking part

Page 14 1247279 Brief description of the drawing 2 j lock attachment portion 2 k lock attachment portion 2 1 lock portion 6 slide member 6 1 chute 62 chute 6 3 transmission portion 9 conventional speed reduction mechanism 9A speed reduction mechanism of the present invention 1 0 1 Drive element 1 0 2 transmission element 1 0 3 composite transmission element 1 0 3 a first transmission part 103b second transmission part 1 0 4 composite transmission element 104a first transmission part 10 4b second transmission part 1 0 5 transmission element 1 0 6 transmission element 1 0 7 transmission element 1 0 8 composite transmission element 108a first transmission part 10 8b second transmission part 1 0 9 transmission element

Page 15 1247279 Schematic description of the model 11 0 composite transmission element 110a first transmission part 110b second transmission part 111 fixed rod Ο

Page 16

Claims (1)

1247279 VI. Patent application scope 1. A speed reduction mechanism comprising: a fixing plate; a fixing rod; a driving component attached to the fixing plate; a first transmission component sleeved on the driving component a first composite transmission component is fixed on the fixed plate by the fixing rod, and can be divided into a first transmission portion and a second transmission portion; a second composite transmission component is attached Above the fixing plate, the second transmission component is locked to the third transmission component and is attached to the fixing plate. a fourth transmission component is attached to the fixing plate and a third composite transmission component is attached to the fixing plate, and is divided into a first transmission portion and a second transmission portion; The fifth transmission component is attached to the fixing plate; and a fourth composite transmission component is attached to the fixing plate, and is divided into a first transmission portion and a second transmission portion. 2. The speed reduction mechanism of claim 1, wherein the drive element is a DC motor. 3. The speed reduction mechanism of claim 1, wherein the first transmission element is a worm. Page 17 1247279 VI. Application for a patent. 4. The speed reduction mechanism of claim 1, wherein the second transmission element is a spur gear. 5. The speed reduction mechanism of claim 1, wherein the third transmission element is a spur gear. 6. The speed reduction mechanism of claim 1, wherein the fourth transmission element is a spur gear. 7. The speed reduction mechanism of claim 1, wherein the fifth transmission element is a spur gear. 8. The speed reduction mechanism of claim 1, wherein the first transmission component has a first transmission portion that is a worm gear and a second transmission portion that is a worm. 9. The speed reduction mechanism of claim 1, wherein the second transmission component has a first transmission portion that is a helical gear and a second transmission portion that is a spur gear. 10. The speed reduction mechanism of claim 1, wherein the third transmission transmission member has a first transmission portion and a second transmission portion as a spur gear. I 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 12. The speed reduction mechanism according to claim 1, wherein the driving element, the fixing rod, the transmission element and the composite transmission element are fixed on the fixing plate, wherein the first transmission element is coupled to the first transmission element a first transmission portion of a composite transmission element is engaged, a second transmission portion of the first composite transmission member is engaged with a first transmission portion of the second composite transmission member, and a second transmission portion of the second composite transmission member is coupled to The second transmission element is engaged, the second transmission element in turn meshes with the third transmission element, the third transmission element in turn meshes with the fourth transmission element, the fourth transmission element and the third composite transmission element A transmission portion is engaged, and the second transmission portion of the third composite transmission member is in turn meshed with the fifth transmission member, which in turn meshes with the second transmission portion of the fourth composite transmission member. 13. The speed reduction mechanism of the optical disc drive, comprising: a fixing plate; a driving component attached to the fixing plate; a first transmission component sleeved on one of the driving shafts of the driving component; A composite transmission component is fixed on the fixing plate by a fixing rod, which can be divided into a first transmission portion and a second transmission portion; a second composite transmission component is attached to the fixing plate , which can be divided into a first transmission portion and a second transmission portion; Page 19 1247279 VI. Patent application scope a second transmission component is attached to the fixing plate; the second transmission component is attached to the fixing plate, and a fourth transmission component is attached to the fixing plate; a composite transmission component is attached to the return plate, and is divided into a first transmission portion and a second transmission portion; a fifth transmission component is attached to the fixing plate, and a fourth The composite transmission component is attached to the fixing plate and can be divided into a first transmission portion and a second transmission portion. 1 4. The speed-extinguishing mechanism of claim 3, wherein the drive|component is a DC motor. The speed reduction mechanism of claim 3, wherein the first transmission element is a worm. The deceleration mechanism of claim 3, wherein the second transmission element is a spur gear. 1 7 - The speed killing mechanism described in claim 13 wherein the third transmission element is a spur gear. The deceleration mechanism of claim 3, wherein the fourth transmission element is a spur gear. Page 20 1247279 VI. Patent Application Range 19. The speed reduction mechanism of claim 13 wherein the fifth transmission element is a spur gear. 20. The speed reduction mechanism of claim 13, wherein the first transmission component has a first transmission portion that is a worm gear and a second transmission portion that is a mast. 21. The speed reduction mechanism of claim 13, wherein the second transmission transmission member has a first transmission portion that is a helical gear and a second transmission portion that is a spur gear. 22. The speed reduction mechanism of claim 13, wherein the third transmission transmission member has a first transmission portion and a second transmission portion as a spur gear. 23. The speed reduction mechanism of claim 13, wherein the fourth transmission component has a first transmission portion and a second transmission portion that are a spur gear. 24. The speed reduction mechanism of claim 13, wherein the first transmission element is engaged with a first transmission portion of the first composite transmission element, and the second transmission portion of the first composite transmission element Engaging with a first transmission portion of the second composite transmission member, the second transmission portion of the second composite transmission member is engaged with the second transmission member, and the second transmission member is in mesh with the third transmission member The third transmission element is in turn meshed with the fourth transmission element, which in turn is in engagement with the first transmission portion of the third composite transmission element Page 21 1247279 6. In the scope of the patent application, the second transmission portion of the third composite transmission component is in turn meshed with the fifth transmission component, which in turn meshes with the second transmission portion of the fourth composite transmission component. . Page 22