CN2485686Y

CN2485686Y - Disc clamp device for CD driver

Info

Publication number: CN2485686Y
Application number: CN 01218326
Authority: CN
Inventors: 黄慧珠
Original assignee: Lite On IT Corp
Current assignee: Lite On IT Corp
Priority date: 2001-03-27
Filing date: 2001-03-27
Publication date: 2002-04-10
Anticipated expiration: 2011-03-27

Abstract

The utility model relates to a clamping device for the disk of the CD driver, comprising a base board, an upper clamping body and a plurality of slide bases, wherein, the base board has a through hole which causes the upper clamping to be positioned inside, and the slide bases are fixed on the circumference board surface of the penetrate hole; moreover, the appropriate joint of the base board has a slide block and a control rod for linkage. Mainly by use of a Z-shaped groove of the slide base and the rotation and rotation of the upper clamping body, the utility model makes the upper clamping body downwards position the disk so as to effectively reduce the space and mechanism of the clamping device.

Description

The CD ROM disc gripping mechanism

The utility model relates to a kind of CD ROM disc gripping mechanism, refers in particular to a kind of rotation mode that utilizes downwards with the disc location, with the device of its space of effective minimizing and mechanism.

In recent years, computer peripheral is constantly progressive, and its price also glides gradually, wherein, CD-ROM drive (CD-ROM) or CD drive (CD driver) have reached quite inexpensive stage, and it not only becomes outside the basic outfit of personal computer, also is the indispensable necessary structure of stereo set; Moreover, CD-ROM drive is meant and utilizes optical principle to read the device that stores data on the discs, no matter yet it is sound, image or general computer data etc., promptly the distance of disc and optical read head must remain in certain value, to guarantee the correctness of data read; Again, this disc is because of having the action of forward and back sheet, thus must have enough space sides to be enough to finish the action of above-mentioned forward and back sheet, therefore, when finish disc advance the sheet action after, then disc must be located, in order to optical read head reading of data at any time; So, the location of disc, the not outer clamp of going up is downwards with the disc location, or clamp upwards locatees disc for dual mode down.

The CD ROM disc clamping device is the epochmaking member of CD-ROM drive, the magnetic force that it normally utilizes permanent magnet and is produced adsorbs or breaks away from the rotating disc of Spindle Motor, to reach its effect, and as shown in Figure 1, it is the structural drawing of CD ROM disc clamping device, and this clamping device is the upwards mode of location of following clamp, wherein, be provided with a back up pad (figure slightly) in CD-ROM drive bulk 1a upper end, the magnetic component (figure slightly) that then has suitable connection on this back up pad (figure slightly), and this CD ROM disc clamping device another partly be to have a rotating disc 121a who contains iron plate, this rotating disc 121a is press-fit on the axle of a Spindle Motor 12a, and this Spindle Motor 12a is on the seat sheet 10a that is set up in this CD-ROM drive bulk 1a, and this sheet 10a is fixedly connected with an optical read head 11a simultaneously; In the time of in disc is admitted to CD-ROM drive, this sheet 10a is by the transmission of a gear train 13a, and this sheet 10a is up improved, until the iron plate mutually adhesive of this magnetic component (figure slightly), this disc is held between this magnetic component (figure slightly) and this rotating disc 121a with this rotating disc 121a; Because this sheet 10a and this optical read head 11a are the interlock of one, also, when this sheet 10a was up mobile, then this optical read head 11a also up moved a segment distance simultaneously.

Yet, above-mentioned clamping device is to move up and make it clamping with this sheet 10a, but, its required bigger mobile space, and affect more member (as optical read head 11a), so, how effectively to reduce the space and the mechanism of this clamping device, promptly become the research and development direction of being engaged in the sector.

The purpose of this utility model is to propose a kind of CD ROM disc gripping mechanism of being made up of substrate, last caliper body, several slides, and it can effectively reduce the space and the mechanism of gripping mechanism, thereby has solved the existing in prior technology problem.

The technical scheme that the utility model adopted is that it includes:

One substrate, it offers an open-work, and be connected with in the appropriate location of this substrate can be for the slide block and the control lever of interlock mutually;

Caliper body on one, it suitably is formed by connecting by a clamp frame, a carriage and a clamp, can be placed through between the open-work of this substrate and should go up caliper body, wherein this clamp frame can suitably be connected in above-mentioned slide block, and this carriage periphery is provided with several track pin, and this clamp can cooperate with a rotating disc, with clamping one disc therebetween; And

Several slides, it is fixedly arranged on all listrium faces of open-work of this substrate, and those slides are provided with the track of corresponding those track pin, and these track two ends are difference of height;

By the interlock of said structure, can make this clamp frame rotation, and the track pin of this carriage moves down to drive clamp, and disc is fixed in above the rotating disc of Spindle Motor then by past lower slider above the track of this slide.

Advantage of the present utility model is that it mainly utilizes the Z type groove of slide, and rotation of caliper body on this, to make it downwards with the disc location, effectively reduces the space and the mechanism of gripping mechanism according to this.

Fig. 1 is the structural representation of conventional CD ROM disc clamping device.

Fig. 2 is the three-dimensional exploded view of the utility model CD ROM disc gripping mechanism.

Fig. 2 A is the A part enlarged drawing of Fig. 2.

Fig. 3 has the vertical view of clamping disc for the utility model.

Fig. 4 has the upward view of clamping disc for the utility model.

Fig. 5 is the sectional exploded view of the utility model CD ROM disc gripping mechanism.

Fig. 6 is the not cut-open view of clamping disc of the utility model.

Fig. 7 has the cut-open view of clamping disc for the utility model.

Fig. 8 is the not vertical view of clamping disc of the utility model.

Fig. 9 is the not side view of clamping disc of the utility model.

Figure 10 is the not upward view of clamping disc of the utility model.

Further specify preferred embodiment of the present utility model in conjunction with above-mentioned each accompanying drawing now.See also shown in Figure 2ly, it is a three-dimensional exploded view of the present utility model; The utility model provides a kind of CD ROM disc gripping mechanism, this gripping mechanism includes a substrate 1, a slide block 2, a control lever 3, a clamp frame 4, a carriage 5, a clamp 6, a Spindle Motor 7 and several slides 8 members such as (shown in Fig. 2 A) to be formed, wherein:

Substrate 1: its centre offers an open-work 10.And the plate face of contiguous these open-work 10 peripheries is equipped with several slide holes 11 and sliding pin 12, and being pivoted with in the appropriate location of this substrate 1 can be for the right connecting rod 13 and the left connecting rod 14 of relative motion, and on this left side connecting rod 14, be equipped with a control lever pilot hole 140, in addition then be provided with control lever pin-guide hole 15 in this substrate 1 side, and the two slide block slot pins 16 that are suitable distance.

Slide block 2: its surface is equipped with a control lever pilot pin groove 20, the corresponding respectively slide block slot 22 that connects this two slide block slots pin 16 of a clamp frame guide groove 21 and two.

Control lever 3: it is one special rectangular shaft-like, and middle place is provided with a control lever pilot hole 30 that can be used as the pivot heart, and an ora terminalis is formed with disc pusher arm 31, and another ora terminalis then is provided with a control lever pilot pin 32.

In view of the above, as shown in Figures 3 and 4, this control lever 3 is the belows that are installed on this substrate 1, and utilizes screw (figure slightly) to pass this control lever pilot hole 30, and the control lever pilot hole 140 of the left connecting rod 14 on this substrate 1, connect so as to making this control lever 3 and this substrate 1 interfix scratching; Moreover 32 of this control lever pilot pins pass the control lever pin-guide hole 15 of this substrate 1 by this substrate 1 below, and the control lever pilot pin groove 20 of this slide block 2, make this substrate 1, slide block 2 and control lever 3 produce the relation of interlock mutually; Again, this slide block 2 is by this slide block slot 22, to match with the slide block slot pin 16 of this substrate 1, makes this slide block 2 do the slip of straight line on this substrate 1.

When disc 9 enters in the CD-ROM drive, and place this substrate 1 below, promptly this disc 9 disc pusher arm 31 of just promoting this control lever 3 moves backward, and 3 of this control levers are axis of rotation with its control lever pilot hole 30, to make this control lever pilot pin 32 promote this slide block 2 forward, make this slide block 2 toward front slide.

Please consult Fig. 2 and shown in Figure 5 more simultaneously, wherein:

Clamp frame 4: it is fit to open-work 10 tops that cover is overlying on this substrate 1, and periphery is provided with several corresponding respectively sliding trays 40 that connects this sliding pin 12, and respectively be provided with a bracket pin 41 in two 40 adjacent of sliding trays, suitable end in this clamp frame 4 is extended with a pivot arm 42 in addition, and these pivot arm 42 end face convex with a clamp frame pilot pin 43.

Carriage 5: the inside and outside

annulus

50,51 of the stepped connection of its tool is provided with several all equidistant track pin 52 in these outer toroid 51 peripheries, and respectively is provided with a corresponding carriage pin-and-hole 53 that cooperates this bracket pin 41 in two 52 adjacent of track pin.

Clamp 6: it has the upper and

lower edge face

60,61 that is a suitable spacing, and these clamp 6 root edges can cooperate rotating disc 70 tops that place this Spindle Motor 7.

In view of the above, as Figure 6 and Figure 7, the interior annulus 50 of this carriage 5 is positioned at 60,61 in the upper and lower edge face of this clamp 6, in this way, when this carriage 5 upwards improves, also be, the carriage pin-and-hole 53 of this carriage 5 slides to bracket pin 41 upper ends of this clamp frame 4, so as to the upper limb face 60 of this clamp 6 of contact, and this clamp 6 is up mentioned, in order to the forward and back sheet action of this disc 9; Moreover when the downward let-down of carriage 5, also, 53 of the carriage pin-and-holes of this carriage 5 slide to bracket pin 41 lower ends of this clamp frame 4, so as to the lower edge face 61 of this clamp 6 of contact, this clamp 6 down can be fixed this disc 9 on these Spindle Motor 7 rotating discs 70.

Moreover, please consult Fig. 8, Fig. 9 and shown in Figure 10 simultaneously, this clamp frame 4, carriage 5 and clamp 6 are being assembled on one after the caliper body, the sliding tray 40 that this last caliper body relends by this clamp frame 4 matches with the sliding pin 12 of this substrate 1, so that this clamp frame 4 is constrained to spinning movement, also drive this carriage 5 rotations simultaneously.

Again, the clamp frame pilot pin 43 of this clamp frame 4 is settled and is matched with in the clamp frame guide groove 21 of this slide block 2; In this way, when this slide block 2 during, just promote this clamp frame pilot pin 43 and move forward to front slide, and this clamp frame pilot pin 43 moves laterally in this clamp guide groove 21 simultaneously, at this moment, 6 of this clamps produce the counterclockwise rotation, and this carriage 5 also produces identical counterclockwise rotation.

In addition, the utility model uses three slides 8 (shown in Fig. 2 A) with Z type groove 80, this Z type groove 80 can replace on Z type inclined-plane (figure slightly), this slide 8 is provided with a slide fixed orifice 81, utilizing slide hole 11 secure bond of screw (figure slightly) and this substrate 1, and this Z type groove 80 can be used as the track of this track pin 52.

In view of the above, when the rotation of this carriage 4 counterclockwises, this track pin 52, and is driven this carriage 5 and moves down to lower slider by the top in Z type groove 80, also drives this clamp 6 simultaneously and moves down, so that this disc 9 is fixed on the rotating disc 70 of this Spindle Motor 7.

After this clamp 6, disc 9 and rotating disc 70 triplicitys, and this Spindle Motor 7 drives the rotation of its rotating disc 70, also drives the rotation of this disc 9 simultaneously, so can make optical read head (figure slightly) correctly read stored data on this disc 9; More since the combining closely of above-mentioned three rotate synchronously with this Spindle Motor 7 to make this disc 9, but the correctness that reads so as to specified data; Moreover, when this disc 9 moves back the action of sheet, 2 of this slide blocks slide backward, and drive this clamp frame 4 and be docile and obedient the clockwise rotation, and this carriage 5 also rotates clockwise simultaneously, at this moment, this track pin 52 is up slided by these Z type groove 80 belows, promptly drive this carriage 5 and move up, so as to mentioning this clamp 6, and can make disc 9 move back the action of sheet.

In sum, the utility model mainly utilizes cooperating of Z type groove and track pin, and promptly with rotation mode, and order is gone up caliper body downwards with the disc location, so that disc and optical read head are certain distance, and effectively reduces the space and the mechanism of gripping mechanism.

But above-described only is preferable possible embodiments of the present utility model; non-so promptly arrest limit practical range of the present utility model; so the equivalent structure that uses the utility model instructions and accompanying drawing content to be done such as changes, and all in like manner all is contained in the scope of the utility model claims protection.

Claims

1. CD ROM disc gripping mechanism is characterized in that it comprises:

Several slides, it is fixedly arranged on all listrium faces of open-work of this substrate, and those slides are provided with the track of corresponding those track pin, and these track two ends are difference of height.

2. CD ROM disc gripping mechanism as claimed in claim 1 is characterized in that described substrate, and its open-work peripheral region is equipped with several slide hole and sliding pins; This clamp frame periphery is provided with several corresponding respectively sliding trays that connects this sliding pin; This slide is provided with the slide fixed orifice, and utilizes screw to be fixed in the slide hole of this substrate.

3. CD ROM disc gripping mechanism as claimed in claim 1, it is characterized in that described substrate, its appropriate location is pivoted and can supplies the right connecting rod and the left connecting rod of relative motion, and is equipped with a control lever pilot hole on this left side connecting rod, and this control lever can be articulated in the control lever pilot hole of this left side connecting rod.

4. CD ROM disc gripping mechanism as claimed in claim 1 is characterized in that described substrate, and its side is provided with the control lever pin-guide hole; This shoe surface is equipped with a control lever pilot pin groove; Be provided with the disc pusher arm at this control lever one end, the other end then is provided with a control lever pilot pin, and the control lever pin-guide hole of this substrate of this control lever pilot pin cross-under simultaneously and the control lever pilot pin groove of this slide block.

5. CD ROM disc gripping mechanism as claimed in claim 1 is characterized in that described substrate, and it is provided with the two slide block slot pins that are suitable distance, and this slide block then is provided with the two corresponding respectively slide block slots that connect these two slide block slots pins.

6. CD ROM disc gripping mechanism as claimed in claim 1 is characterized in that the described caliper body that goes up, and its clamp frame periphery is provided with several bracket pins; And this carriage has the inside and outside annulus of stepped connection, and is provided with the carriage pin-and-hole of those bracket pins of corresponding matching in this outer toroid periphery; In addition this clamp has the upper and lower edge face that is a suitable spacing, and the interior annulus of this carriage be placed in this upper and lower edge same between.

7. CD ROM disc gripping mechanism as claimed in claim 1 is characterized in that described slide, and its track can be a Z type groove or Z type inclined-plane.