CN2563691Y - CD/VCD/DVD super thin type machine core structure - Google Patents
CD/VCD/DVD super thin type machine core structure Download PDFInfo
- Publication number
- CN2563691Y CN2563691Y CN 02272551 CN02272551U CN2563691Y CN 2563691 Y CN2563691 Y CN 2563691Y CN 02272551 CN02272551 CN 02272551 CN 02272551 U CN02272551 U CN 02272551U CN 2563691 Y CN2563691 Y CN 2563691Y
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- CN
- China
- Prior art keywords
- gear
- mainframe
- cam
- pallet
- belt pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Disclosed is an ultrathin CD/VCD/DVD loader structure which has a main frame, wherein, a disk clamping device is arranged on an upper bearing plate of the main frame, a tray, a motor and a gear transmission mechanism are disposed on the main frame, the gear transmission mechanism includes a T-shaped gear which is respectively meshed with a belt pulley gear and a gear having a cam, and the belt pulley gear is in transmission with the motor belt pulley by a belt; a square frame for installing an optical head is in active connection with an inner frame of the main frame by a short shaft at the rear end thereof, and a driving column at the front end of the square frame matches with a cam part of the gear having the cam; the tray is positioned on a left and a right guide rails on the main frame through a chute arranged under the tray, the cam part of the gear having the cam is meshed with a rack under the tray, the gear having the cam drives the tray to enter the bin or leave the bin by rotation, and lifts or descends the square frame. The utility model adopts the ultrathin structure, and has advantages of compact structure, high intensity, small size, good anti-vibration performance, beautiful shape and low cost.
Description
Technical field
The utility model relates to the built-in CD readout device of household electrical appliance, specifically is the ultrathin cassette mechanism structure of a kind of CD/VCD/DVD.
Background technology
The most volumes of existing C D/VCD/DVD movement are big, highly too high, are not suitable for and the supporting use of small household appliance product.Cassette mechanism structure is usually more adopts dull and stereotyped slide constructions, and structural strength is low so that fall and aging test in break easily and be out of shape.
Summary of the invention
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art, provide a kind of CD/VCD/DVD simple in structure, that volume is little, type is broad, structural strength is high ultrathin cassette mechanism structure, to satisfy the design needs of ultrathin type, elaboration type CD, VCD and DVD player.
The ultrathin cassette mechanism structure of the CD/VCD/DVD that the utility model proposes, has a mainframe, the magneto-optical disk clamp device is installed in the supporting plate endoporus of mainframe, be provided with pallet, motor and gear drive in mainframe, motor driven gear drive and then drive tray in-out bin is characterized in that:
Described gear drive contains gear, T generating gear, belt and the motor belt pulley of belt pulley gear, strap cam, the T generating gear respectively with the gearing mesh of belt pulley gear and strap cam, belt pulley gear and motor belt pulley pass through belt gear; The square frame rear end that shaven head is installed is by minor axis and mainframe inside casing link joint, the front end of square frame takes off post and cooperates with the cam part of the gear of strap cam, the chute of pallet below it places on the left and right rail on the mainframe, the engagement of the tooth bar of the gear part of the gear of strap cam and next side of pallet.The motor driven gear drive, the rotation of the gear of strap cam drives the pallet warehouse entry or delivers from godown, and square frame is risen or falls.
The ultra-thin movement of the utility model CD, VCD and DVD mechanism, novel, adopt superthin structure, compact conformation, volume is little, and is handsome in appearance, and cost is low.
The mainframe of its movement adopts the big framed structure of intensity, and being evenly distributed and the support of reinforcement of wall thickness makes cassette mechanism structure stable, and not yielding, anti-shake performance is good.Adopt the precision-fit of fixed point guide rail and chute between pallet and the mainframe, the gear rotation by strap cam drives the pallet warehouse entry or delivers from godown, and makes the square frame that shaven head is installed rise synchronously or fall, its flexible movements, and noise is little, accurate positioning, long service life.
Description of drawings
Fig. 1 is an one-piece construction stereographic map of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the deliver from godown stereographic map of state of its pallet;
Fig. 4 is the deliver from godown face upwarding stereogram of state of its pallet.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified.Each several part is shown in Fig. 1-4: (1) mainframe (LU CHASSIS), (2) pallet (TRAY), (3) gear of strap cam (CAM GEAR), (4) square frame (SUB CHASSIS), (5) pcb board, (6) motor (MOTOR), (7) magneto-optical disk clamp device, (8) T generating gear (GEAR T), (9) belt pulley gear (GEAR Y), (10) belt (BELT), (11) motor belt pulley (MOTOR PULLEY), (18) screw (SCREW), (51) five line sockets (C*ONNECTOR) and (52) three leaf switch (LEAF SWITCH) etc.
With reference to accompanying drawing, on mainframe (1), be provided with pallet (2), motor (6) and gear drive.This gear drive contains gear (3), T generating gear (8), belt (10) and the motor belt pulley (11) of belt pulley (9), strap cam, T generating gear (8) meshes with the gear part of belt pulley (9) and the gear (3) of strap cam respectively, and belt pulley (9) and motor belt pulley (11) are by belt (10) transmission.
Square frame (4) rear end that shaven head is installed is by minor axis (41) and mainframe inside casing link joint, the front end of square frame (4) takes off post and cooperates with the cam part of the gear (3) of strap cam, during the gear of strap cam (3) rotation, square frame (4) rises or falls by the cam path of the gear (3) of strap cam.
The chute (21) of pallet (2) below it places on the left and right rail (12) on the mainframe (1), the engagement of the tooth bar (22) of the gear part of the gear of strap cam (3) and next side of pallet (2).The motor driven gear drive, the gear energy of rotation by strap cam makes pallet (2) warehouse entry or delivers from godown, and makes the square frame (4) that shaven head is installed rise synchronously or fall.
With reference to accompanying drawing 2,4, motor (6) is fixed on motor on the mainframe (1) by two screws (18).Pcb board (5) is fixedly welded on motor (6) lower end, the connection terminal of motor (6) is received on the pcb board (5), welded one three leaf switch (52) on the pcb board (5), end is provided with positive stop strip (32) under the gear of strap cam (3), this three leaf switch (52) is stirred by described positive stop strip and is finished conversion, so that can control the rise of square frame (4) exactly or fall, and the warehouse entry of pallet (2) or deliver from godown.Connection Block (51) on the pcb board (5) is used for connecting external circuit.
The movable magneto-optical disk clamp device (7) of installing is used for CD is clamped so that read signal in the endoporus of the mounting plate (15) of mainframe (1).This device is made up of magnet ring (72), circle film (73) and pinch wheels round iron sheet (71), magnet ring (72) is embedded between round film (73) and the pinch wheels round iron sheet (71), and round iron sheet (71) and circle film (73) lay respectively at the upper and lower of described mounting plate (15).
Guide rail on the mainframe (12) is the point-like guide rail, and this point-like guide rail is made of three guide shafts (13) that are provided with at interval.The employing of point-like guide rail can significantly reduce the force of sliding friction between the chute of guide rail and pallet, reduces noise, improves serviceable life.The guide rail top is positioned at mainframe place, the pallet outside and also is provided with some pallet blocks (14), and the pallet block preferably is located at two, mainframe front and back.
Mainframe and pallet adopt ABS PA-757 or PA-750 material, and strap cam gear, T generating gear, belt pulley gear and motor belt pulley all adopt POM M90-44 material.Square frame adopts ABS PA-757 to add 10% glass thousand dimension.
In order to improve the physical strength of movement, be provided with plurality of strengthening ribs (16) below the mainframe (1).The typical thickness of mainframe is about 45mm.Whole frame strength height, good stability, high temperature resistant, ageing-resistant, fire protecting performance is good.
The assembling process of illustrated embodiment is as follows: the pillar on mainframe (1) is coated an amount of KG-70MP lubricating oil and T generating gear (8) is loaded onto, after coating an amount of KG-70MP on the step cutting pattern of mainframe, load onto the gear (3) of strap cam, and lock with screw (31).After coating an amount of KG-70 oil on the pillar of the buckle on the mainframe, load onto after coating an amount of KG-700MP oil on the gear with belt pulley gear (9).After being contained in motor belt pulley (11) on (6) motor drive shaft, use (18) screw retention on mainframe.The left and right sides minor axis (41) that square frame (4) rear end of shaven head is installed is coated an amount of KG-70MP, and square frame is by minor axis (41) and mainframe inside casing link joint.Load onto after coating an amount of KG-70MP oil on the gear with belt pulley gear (9), and the gear of rotating band cam (3) imports taking off post of square frame (4) front end in strap cam gear (3) cam path, with the assembling after mainframe turn over after, the pcb board (5) that five line sockets (51) will be housed is weldingly fixed on the motor, leaf switch (53) is aimed at corresponding rigging position on mainframe fixing with screw (53), and three leaf switch (52) are welded on the pcb board (5) with flatiron, belt (10) is enclosed within the V-shaped groove of motor belt pulley (11) and belt gear (9), coat an amount of KG-70MP with reaching tooth bar (22) in the chute (21) of pallet (2) at last, after an amount of SFL-9A was coated in both sides, the chute back side, the gear of respective hosts frame and strap cam (3) pushed whole process gently and all finishes.
Claims (5)
1, the ultrathin cassette mechanism structure of a kind of CD/VCD/DVD, it has a mainframe, the magneto-optical disk clamp device is installed in the mounting plate endoporus of mainframe, be provided with pallet, motor and gear drive in mainframe, motor driven gear drive and then drive the pallet warehouse entry or deliver from godown is characterized in that:
Described gear drive contains the T generating gear, this T generating gear respectively with the gearing mesh of belt pulley gear and strap cam, belt pulley gear and motor belt pulley pass through belt gear; Minor axis and the mainframe inside casing link joint of the square frame of shaven head by its rear end is installed, and taking off post of square frame front end cooperates with the cam part of the gear of strap cam; The chute of pallet below it places on the left and right rail on the mainframe, the engagement of the tooth bar of the gear part of the gear of strap cam and next side of pallet, and the gear rotation of strap cam drives the pallet warehouse entry or delivers from godown, and square frame is risen or falls.
2, according to the described ultrathin cassette mechanism structure of claim 1, it is characterized in that: end is provided with positive stop strip under the gear of strap cam, and pcb board is installed in the lower end of motor, and three leaf switch on the pcb board are stirred by described positive stop strip and finished conversion.
3, according to the described ultrathin cassette mechanism structure of claim 1, it is characterized in that: the guide rail on the mainframe is the point-like guide rail, and the guide rail top is positioned at mainframe place, the pallet outside and also is provided with some pallet blocks.
4, according to the described ultrathin cassette mechanism structure of claim 3, it is characterized in that: the point-like guide rail of mainframe is made of three guide shafts that are provided with at interval.
5, if according to the described ultrathin cassette mechanism structure of claim 1, it is characterized in that: the thickness of mainframe is 45mm, is provided with below the mainframe reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02272551 CN2563691Y (en) | 2002-08-14 | 2002-08-14 | CD/VCD/DVD super thin type machine core structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02272551 CN2563691Y (en) | 2002-08-14 | 2002-08-14 | CD/VCD/DVD super thin type machine core structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2563691Y true CN2563691Y (en) | 2003-07-30 |
Family
ID=33737227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02272551 Expired - Fee Related CN2563691Y (en) | 2002-08-14 | 2002-08-14 | CD/VCD/DVD super thin type machine core structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2563691Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103505018A (en) * | 2013-10-17 | 2014-01-15 | 方廷余 | Orange juice extraction machine |
-
2002
- 2002-08-14 CN CN 02272551 patent/CN2563691Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103505018A (en) * | 2013-10-17 | 2014-01-15 | 方廷余 | Orange juice extraction machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |