CN2503567Y

CN2503567Y - Leaf type gripping mechanism

Info

Publication number: CN2503567Y
Application number: CN 01267842
Authority: CN
Inventors: 郭宗荣; 李成富; 李英舜; 许正忠
Original assignee: Lite On IT Corp
Current assignee: Lite On IT Corp
Priority date: 2001-10-22
Filing date: 2001-10-22
Publication date: 2002-07-31
Anticipated expiration: 2011-10-22

Abstract

The utility model provides a spring leaf type clamping device which comprises a mechanism main body, a rotary type pushing rod, a spring leaf, and a clamp, a ring part and a rod part are arranged on the rotary type pushing rod, a plurality of pushing sheets are arranged on the ring part, the rotary type pushing rod is arranged on the main body of the mechanism in a rotary method, the outer edge of the spring leaf extends to form a plurality of swaying arms, the outer edges of the swaying arms are fixed on the main body of the mechanism, a driving part is arranged on the swaying arms, the pushing sheets of the rotary type pushing rod are contacted with the driving part in a pushing way, and the clamp is fixed on the spring leaf; thereby the spring leaf swaying arm fixed on the main body of the mechanism is jacked up or relaxed through the rotary type pushing rod which is moved reelingly, thereby enabling the clamp to be lifted or declined.

Description

The reed-type gripping mechanism

Technical field

The utility model relates to a kind of reed-type gripping mechanism, particularly relates to a kind of various normal optical driving devices that can be applicable to, and more can be applicable on the slim optical drive device of tool space constraint, can make the gripping mechanism of the action of fixing and disengaging effectively.

Background technology

CD-ROM drive is the Storage Media that is used for reading discs, also is the rising star of computer storage media.Discs with low cost, the capacity super large can also store plurality of kinds of contents, comprise music, image, program, data or the like, if therefore do not have CD-ROM drive on the computing machine, not only have no idea to enjoy high-quality multimedia effect, even application program all has no way of installing.

Progress along with optical information access medium technique, the reading speed of CD-ROM drive presents development fast, even to this day, (10,000RPM) Yi Shang CD-ROM drive (CD-ROM) gradually becomes the main product on the market to Spindle Motor (spindle motor) rotating speed above 10,000 commentaries on classics.

The center pit of discs must have a device discs can be fixed behind the rotating disk location of the Spindle Motor of CD-ROM drive, so that discs can be fixed on the main shaft rotating disk that runs up, this device is the gripping mechanism of discs.The gripping mechanism of discs must be made action fixing and that break away from effectively, allows discs successfully locate and take out, thus the design of clamping mechanism real be the important design of video disc stationary installation the next item up.

But the gripping mechanism of known discs is to adopt fixed design, and the Spindle Motor and the rotating disk of data read assembly adopted liftable design, owing to need to reserve bigger space, for the slim optical drive device of tool space constraint, then is difficult to be suitable for.

As from the foregoing, the gripping mechanism of above-mentioned known discs on reality is used, obviously has inconvenience and exists with defective, and can wait to be improved.

Summary of the invention

Fundamental purpose of the present utility model, be to provide a kind of reed-type gripping mechanism, it is a disc gripping mechanism that action is clear and definite, simple in structure and demand space is very little, rectilinear motion on the CD driver transmission device can be converted to through rotary push rod and rotatablely move, utilize this one to rotatablely move and cause the moving part in the mechanism (rotary push rod) and the relative motion relation of moving part (reed) not, clamp promptly utilizes action to form motion fixing and that get loose, not only can be applicable to various normal optical disk machines, more can be applicable on the slim optical drive device of tool space constraint.

Above-mentioned purpose of the present utility model is achieved in that a kind of reed-type gripping mechanism, and its key is to include: a mechanism body; One rotary push rod, which is provided with most pushing pieces, this rotary push rod is rotatably to be arranged on this mechanism body: a reed, it has extended to form most swing arms, this swing arm outer end is fixed on this mechanism body, has at least one drive division in this swing arm respectively, and the pushing piece of this rotary push rod can contact drive division, when this rotary push rod rotates, can or loosen large of reed swing arm; And a clamp, it is fixed on this reed.

Described mechanism body can be fixed in CD driver device inside; Preferably be provided with an open-work on this mechanism body, this mechanism body end face is provided with most pilot pins at the peripheral place of open-work, and this rotary push rod is provided with most guide grooves, and the guide groove of this rotary push rod is matched with pilot pin.

Described rotary push rod can also have a ring portion and a bar portion, and this ring portion inside is formed with a perforation, and these pushing pieces are located at perforated edge.

Can be installed with a magnet on the described clamp, this clamp outer rim is provided with a caulking groove, and this clamp is matched with this reed inside, and this clamp also is embedded in this reed inner edge with caulking groove.

Drive division in the swing arm of described reed both can be curved surface, also can be the inclined-plane.

The swing arm outer end of described reed preferably is formed with a fixed part respectively, and this fixed part is fixed in this mechanism body.

This shows, the utility model provides a kind of reed-type gripping mechanism, this reed-type gripping mechanism comprises mechanism body, rotary push rod, reed and clamp, this rotary push rod is provided with most pushing pieces, this rotary push rod is rotatably to be arranged on this mechanism body, this reed has extended to form most swing arms, this swing arm outer end is fixed on this mechanism body, has at least one drive division in this swing arm respectively, the pushing piece of this rotary push rod can contact in drive division, when rotary push rod rotates, can or loosen reed swing arm jack-up, this clamp is fixed on this reed.

Below in conjunction with embodiment and accompanying drawing thereof, feature of the present utility model and technology contents are described in further detail, yet shown in accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.

Description of drawings

Fig. 1 is a three-dimensional combination figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the stereographic map of the rotary push rod of the utility model;

Fig. 4 is the stereographic map of the utility model reed;

Fig. 5 is the stereographic map of the utility model clamp;

Fig. 6 is the planimetric map of the utility model clamp;

Fig. 7 is the synoptic diagram of the utility model clamp propradation;

Fig. 8 is the synoptic diagram of the utility model clamp decline state.

Embodiment

See also Fig. 1 and Fig. 2, the utility model provides a kind of reed-type gripping mechanism, it can be applicable to various normal optical driving devices, also can be applicable on the slim optical drive device of tool space constraint, include a mechanism body 10, one rotary push rod 20, one reed 30 and a clamp 40, mechanism body 10 wherein is to be stamped to form with sheet metal, this mechanism body 10 suitably is fixed in CD driver device (figure slightly) inside, and be positioned at above the data read assembly (figure slightly) of CD driver device, this mechanism body 10 is provided with an open-work 11, can pass for clamp 40, this open-work 11 is corresponding with the rotating disk of the Spindle Motor of data read assembly, and these mechanism body 10 end faces are provided with most (three) pilot pins 12 at open-work 11 peripheral places.

Rotary push rod 20 has a ring portion 21 and an elongate bars portion 22, this ring portion 21 is annular (as shown in Figure 3), this ring portion 21 is provided with most the guide grooves 23 that are circular arc, these guide grooves 23 are corresponding with the pilot pin 12 of this mechanism body 10, these ring portion 21 inside are formed with a perforation 24, these 24 edges of boring a hole are provided with most pushing pieces 25, and this bar portion 22 is connected in ring portion 21 outer rims, can do clockwise and anticlockwise rotation by these bar portion 22 driven rotary type push rods 20.This rotary push rod 20 is matched with pilot pin 12 by guide groove 23, and this rotary push rod 20 rotatably is arranged on this mechanism body 10.

Reed 30 is to be stamped to form with the preferable sheet metal of elasticity, this reed 30 is annular (as shown in Figure 4), its outer rim has extended to form most swing arms 31, these swing arm 31 outer ends form a fixed part 32, the fixed part 32 of this swing arm 31 with clamping, be spirally connected or mode such as rivet is fixed on this mechanism body 10 end faces, respectively has at least one drive division 33 that constitutes by curved surface or inclined-plane in this swing arm 31, the pushing piece 25 of this rotary push rod 20 can contact in drive division 33 bottom surfaces, therefore when rotary push rod 20 rotates, can or loosen reed swing arm 31 jack-up.

Clamp 40 rounded lamellar bodies, can be installed with a magnet (figure slightly) on it, these clamp 40 outer rims are provided with a caulking groove 41 (as Fig. 5 and shown in Figure 6), this clamp 40 is looked by the side be " worker " font, this clamp 40 is matched with this reed 30 inside, this clamp 40 also is embedded in reed 30 inner edges with caulking groove 41, and this clamp 40 is fixed on the reed 30; By above-mentioned composition to form reed-type gripping mechanism of the present utility model.

See also Fig. 7 and Fig. 8, the utility model can utilize a rotary push rod 20 that rotatablely moves, and is fixed in reed swing arm 31 jack-up of mechanism body 10 or loosens one, and and then make clamp 40 rise or descend.As shown in Figure 7, when rotary push rod 20 was done counterclockwise to rotate, the pushing piece 25 of this rotary push rod 20 can promote drive division 33, and the swing arm 31 that makes this reed 30 is jack-up upwards, so as to impelling clamp 40 to rise, make clamp 40 can climb away the rotating disk of Spindle Motor.As shown in Figure 8, when rotary push rod 20 is done the clockwise direction rotation, the pushing piece 25 of this rotary push rod 20 can break away from drive division 33, the swing arm 31 of this reed 30 is loosened downwards, descended, make clamp 40 can pass through the rotating disk of these open-work 11 decline clamping spindle motors so as to impelling clamp 40, because clamp 40 is provided with magnet, can when clamp 40 drops to a certain degree, promptly be adsorbed in the rotating disk of Spindle Motor, can will place the discs on the rotating disk to fix whereby by magneticaction.

In order in a limited space, to make the action that climbs away and descend and be fixedly clamped effectively, so the utility model utilizes the principle of spherical mechanism, at the reed 30 of most tool swing arms 31 of centre of sphere great circle place device, utilize rotatablely moving of rotary push rod 20 to cause the rise and fall action of swing arm 31 interlock reeds 30.And for this being installed slimming, so the improvement of sphere linkage assembly is flexible thin leaf arrangement, this installs, and the space of demand not only is very little, part is few, and this device can accurately make fixing and the action that gets loose, so it can be used in the slim optical drive device of height space requirement.

Device of the present utility model is a disc gripping mechanism that action is clear and definite, simple in structure and demand space is very little, rectilinear motion on the CD driver transmission device can be converted to through rotary push rod 20 and rotatablely move, utilize this one to rotatablely move and cause the moving part in the mechanism (rotary push rod 20) and the relative motion relation of moving part (reed 30) not, clamp 40 promptly utilizes action to form motion fixing and that get loose, not only can be applicable to various normal optical driving devices, more can be applicable on the slim optical drive device of tool space constraint.

In sum, the utility model has effectively improved the existing technological deficiency of gripping mechanism of known discs, for the slim optical drive device of tool space constraint, is undoubtedly very good product.

The above only is a preferable possible embodiments of the present utility model; be not so limit protection domain of the present utility model; so every equivalent structure that utilizes the utility model instructions and accompanying drawing content to be carried out changes, and all is contained in the protection domain of the present utility model, closes and gives Chen Ming.

Claims

1, a kind of reed-type gripping mechanism is characterized in that including:

One mechanism body;

One rotary push rod which is provided with most pushing pieces, and this rotary push rod is rotatably to be arranged on this mechanism body;

One reed, it has extended to form most swing arms, and this swing arm outer end is fixed on this mechanism body, has at least one drive division in this swing arm respectively, and the pushing piece of this rotary push rod can contact drive division; And

One clamp, it is fixed on this reed.

2, reed-type gripping mechanism as claimed in claim 1 is characterized in that described mechanism body is fixed in CD driver device inside.

3, reed-type gripping mechanism as claimed in claim 1, it is characterized in that described mechanism body is provided with an open-work, this mechanism body end face is provided with most pilot pins at the peripheral place of open-work, and this rotary push rod is provided with most guide grooves, and the guide groove of this rotary push rod is matched with pilot pin.

4, reed-type gripping mechanism as claimed in claim 1 is characterized in that described rotary push rod has a ring portion and a bar portion, and this ring portion inside is formed with a perforation, and these pushing pieces are located at perforated edge.

5, reed-type gripping mechanism as claimed in claim 4 is characterized in that being installed with on the described clamp magnet, and this clamp outer rim is provided with a caulking groove, and this clamp is matched with this reed inside, and this clamp also is embedded in this reed inner edge with caulking groove.

6, reed-type gripping mechanism as claimed in claim 1 is characterized in that the drive division in the swing arm of described reed is curved surface or inclined-plane.

7, reed-type gripping mechanism as claimed in claim 1 is characterized in that the swing arm outer end of described reed is formed with a fixed part respectively, and this fixed part is fixed in this mechanism body.