WO2006041132A1 - 移動規制装置、その方法、および、搬送装置 - Google Patents
移動規制装置、その方法、および、搬送装置 Download PDFInfo
- Publication number
- WO2006041132A1 WO2006041132A1 PCT/JP2005/018875 JP2005018875W WO2006041132A1 WO 2006041132 A1 WO2006041132 A1 WO 2006041132A1 JP 2005018875 W JP2005018875 W JP 2005018875W WO 2006041132 A1 WO2006041132 A1 WO 2006041132A1
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- WIPO (PCT)
- Prior art keywords
- chassis
- movement
- elastic
- engaging groove
- engaged
- Prior art date
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/04—Feeding or guiding single record carrier to or from transducer unit
- G11B17/05—Feeding or guiding single record carrier to or from transducer unit specially adapted for discs not contained within cartridges
- G11B17/053—Indirect insertion, i.e. with external loading means
- G11B17/056—Indirect insertion, i.e. with external loading means with sliding loading means
Definitions
- the present invention relates to a movement restricting device that restricts the movement of a conveying member that is arranged on a chassis and conveys an object to be conveyed by movement, a method thereof, and a conveying device.
- a processing unit that rotates and drives a disk-shaped recording medium such as a CD (Compact Disc), a DVD (Digital Versatile Disc), or an HD (Hard Disk) and appropriately reads or records information is provided.
- Disk devices are widely used.
- As this disk device a configuration having a tray for conveying a disk-shaped recording medium is known (see, for example, Patent Document 1).
- the tray enters and leaves the apparatus by the rotation of the drive gear that engages with the rack provided on the tray.
- an elastic member having a protruding portion that protrudes from the sliding surface and contacts the outer wall of the outer frame is formed.
- the rotation force acting on the tray by the rotation of the drive gear is generated in the opposite direction by the elastic force generated by the deformation of the elastic member, thereby eliminating the inclination when the tray is released.
- Patent Document 1 Japanese Patent Laid-Open No. 2003-16712 (Page 4, left column, page 5, left column)
- an object of the present invention is to provide a movement restricting device, a method thereof, and a conveying device in which a conveying member is stably arranged.
- the movement restriction device of the present invention is movable to a predetermined position on the chassis and the chassis.
- the apparatus is provided in a conveying apparatus that includes a conveying body that is disposed and conveys an object to be conveyed onto the chassis, and a moving unit that is disposed in the chassis and moves the conveying body, and restricts the movement of the conveying body.
- a movement restricting device wherein the groove is formed in a groove shape along the moving direction of the carrier, the engagement groove is provided in the carrier, and is provided in the chassis so as to be elastically deformable.
- An elastic portion that regulates movement of the transport body relative to the chassis by being engaged with the engagement groove portion in a state in which a restoring force acts in a substantially width direction of the engagement groove portion. It is characterized by.
- the transport device of the present invention includes a chassis, a transport body that is movably disposed in the chassis and transports a transported object into and out of the chassis, and a transport body that is disposed in the chassis and moves the transport body. It is characterized by comprising a moving body and the above-described movement restricting device of the present invention.
- the movement restriction method of the present invention includes a chassis, a transport body that is disposed on the chassis and transports an object to be transported, and a moving unit that is disposed on the chassis and moves the transport body.
- the chassis has an engagement groove portion provided in the transport body in a concave groove shape along the moving direction of the transport body. An elastic part provided on the upper side of the engaging groove is engaged, and a restoring force due to elastic deformation of the elastic part is applied in a substantially width direction of the engaging groove, thereby restricting movement of the transport body relative to the chassis. It is characterized by doing.
- FIG. 1 is an exploded perspective view showing a schematic configuration of a disk drive according to an embodiment of the present invention.
- FIG. 2 is an exploded perspective view showing a chassis and a display tray in which the opening / closing drive means is disposed in the embodiment.
- FIG. 3 is a plan view showing the chassis provided with the opening / closing drive means in the embodiment in relation to the disk tray.
- FIG. 4 is a plan view in which a part of the state in which the engaging recess is engaged with the elastic restricting portion in the embodiment is cut away.
- FIG. 5 shows a chassis and a disc in which the opening / closing driving means is disposed in the embodiment. It is the disassembled perspective view which notched a part which shows the elastic guide part vicinity of a tape tray.
- FIG. 6 is a plan view in which the chassis in which the opening / closing drive means is disposed in the embodiment is partially cut away to show the vicinity of the elastic guide portion in relation to the disk tray.
- FIG. 7 is an explanatory view showing a state in which the elastic guide portion is engaged in the first engaging groove portion in the embodiment.
- FIG. 8 is a perspective view with a part cut away schematically showing a schematic configuration of an elastic guide portion according to another embodiment of the present invention.
- a disk drive as a disk device that is a processing device for recording and reading information on an optical disk as a disk-shaped recording medium that is a transported object, for example, a portable disk device or a disk drive
- a playback device for recording and reading information on an optical disk as a disk-shaped recording medium that is a transported object
- a playback device for example, a recording device, or a game machine that performs processing for recording or playback such as recording of video data.
- the present invention is not limited to such a disk, and various types of information can be recorded on or read from any disk-shaped recording medium such as a magnetic disk or a magneto-optical disk.
- the present invention can also be applied to a usage mode in which a flat surface is mounted along a substantially vertical direction.
- the transported object is not limited to a disk-shaped recording medium, but is not limited to a disk-shaped recording medium such as a cylindrical recording medium having a recording surface on the outer peripheral surface.
- the processing apparatus is not limited to the process of recording or reading information on the recording medium, and any process such as a process of transporting and processing a calorie object as a transported object to a processing unit as a processing unit. Applicable to equipment to be implemented.
- reference numeral 100 denotes a disk drive
- the disk drive 100 has a metal case body 10.
- the case body 10 includes an upper case 11 having a lower surface and a front surface that open over two surfaces, a lower case 12 that closes the lower surface of the upper case 11, and a decorative board 13 that closes the front surface of the upper case 11. have.
- the upper case 11 includes a rectangular flat plate-shaped top plate portion 11a, side plate portions 1 lb that are substantially vertically bent on both side edges in the longitudinal direction of the top plate portion 11a, and a top plate portion.
- 1 la is formed by opening the lower surface and the front surface by an end plate portion (not shown) which is bent in a series of substantially vertical directions in the same direction as the side plate portion ib at one end edge which is a rear end portion in the longitudinal direction.
- the lower edge of the side plate portion l ib of the upper case 11 is provided with a mounting piece portion 1 Id that is bent and formed in a plurality of locations, for example, two locations inward, and is provided with screw holes.
- the lower case 12 is formed in a rectangular flat plate shape that is substantially the same shape as the top plate portion 11 a of the upper case 11.
- the lower case 12 is provided with a mounting dowel 12b which is bent so as to bulge upward corresponding to the mounting piece portion id of the top plate portion 11a and has a screw hole 12a.
- the decorative board 13 is formed in a substantially plate shape made of a synthetic resin such as acrylonitrile-butadiene-styrene (ABS).
- ABS acrylonitrile-butadiene-styrene
- the decorative plate 13 protrudes substantially vertically on one surface, and is engaged with the side plate portion l ib of the upper case 11 and the lower case 12 so as to be detachably engageable with the tip portion! It is set up!
- the decorative plate 13 is provided with a long window portion 13a that is open in the left-right direction, which is the longitudinal direction.
- the decorative board 13 is provided with a switch operation unit 13b and an operation check window 13c.
- the case body 10 includes a chassis 15 made of synthetic resin such as ABS, which is a member having rigidity and insulation and capable of elastic deformation.
- the chassis 15 is arranged inside a case body 10 constituted by an upper case 11, a lower case 12, and a decorative panel 13, and defines a housing space 18 inside.
- the chassis 15 includes a side surface portion 15a that is in close contact with the inner surface of the side plate portion ib of the upper case 11, and an end surface portion 15b that is in close contact with the inner surface of the end plate portion of the upper case 11.
- the support rib 15c that protrudes inwardly on the inner surface side of the side surface portion 15a and the end surface portion 15b, and the opening / closing provided so as to bridge the end portion on the front surface side opposite to the end surface portion 15b of the side surface portion 15a And a drive arrangement portion 15d, and is formed in a substantially rectangular frame shape having openings at both end faces in the axial direction.
- the side surface portion 15a of the chassis 15 is provided with a mounting rib portion 15e that is sandwiched between the mounting piece 1Id of the upper case 11 and the mounting dowel 12b of the lower case 12 and screwed.
- a plurality of guide ribs 15fl, 15f2 project from the support rib 15c of the chassis 15. These guide ribs 15fl and 15f2 are respectively connected in series to a support rib 15c that protrudes inward from the side surface portion 15a of the chassis 15 so as to be linearly positioned along the longitudinal direction of the chassis 15. A plurality of protrusions are provided. These guide ribs 15fl and 15f2 are arranged in a state where the distance in the width direction of the chassis 15 is a predetermined distance.
- the guide rib 15fl is projected in a tear-drop-like columnar shape with a predetermined height in a plan view gradually narrowing toward the opening / closing drive arrangement portion 15d which is the front side. Further, the guide rib 15f2 is projected at a predetermined height lower than the guide rib 15f1 so that the leading edge protruding in the front-rear direction as an elongated wall has a substantially arc shape! .
- the base end portion on the side of the end surface portion 15b is located at one side of the longitudinal direction of the chassis 15 (the right side in FIGS. 2 and 3) and can also function as an engaging portion.
- An inertia restriction part 15g is provided as a stop.
- the elastic restricting portion 15g is formed in series on the chassis 15, and the axial direction is substantially perpendicular to the thickness direction of the support rib 15c, that is, the plane formed by the support rib 15c.
- the outer peripheral surface is formed in a substantially columnar shape, that is, a substantially cylindrical shape. Furthermore, the elastic restricting part 15g is substantially even in the circumferential direction.
- the elastic regulating portion 15g is divided and formed in a state in which one inertia piece 15g 1 which is one piece of the inertia pieces 15g 1 is substantially opposed to the opening / closing drive arrangement portion 15d located on the front side. Yes. That is, the disk tray 50 is divided and formed so as to face the tip of the backward movement of the disk tray 50 described later. Since the elastic restricting portion 15 g is integrally formed with the chassis 15, the elastic restricting portion 15 g is provided with a taper in a tapered state in which the diameter dimension becomes smaller according to the tip.
- the opening / closing drive arrangement portion 15d of the chassis 15 is located on the other side in the longitudinal direction of the chassis 15 (left side in FIGS. 2 and 3) and in a position in series with the guide rib 15fl.
- the inertia guide portion 15 h is projected in series from the chassis 15.
- the elastic guide portion 15h is formed in a longitudinal wall shape along the longitudinal direction of the chassis 15, and an opening / closing drive disposing portion 15d at an intermediate portion in the longitudinal direction. Are formed in a bridge shape in which a longitudinal drive transmission through hole 16 is formed in the base end portion.
- the elastic guide portion 15h is bridged between the support leg portions 15hl provided in a pair so as to protrude substantially perpendicular to the opening / closing drive arrangement portion 15d and face the longitudinal direction of the chassis 15, and the tip portions of the support leg portions 15hl.
- a belt-like elastic portion 15h2 that is elastically deformable in the width direction of the chassis 15 that is provided in a state where the chassis 15 is in the thickness direction.
- the first bulging portion 15h3 is bulged at the distal end portion of the support leg 15hl so as to bulge toward the right side which is one side in the left-right direction that is the width direction intersecting the longitudinal direction of the chassis 15. Is provided.
- the second bulge bulges in the direction opposite to the bulge direction of the first bulge portion 15h3 on the left side, which is the left side of the longitudinal direction of the chassis 15.
- Outlet 15h4 is provided
- These restricting claw portions 15i are formed such that the lower surface facing the support rib 15c bulges out in the shape of a curved surface in the forward / backward direction which is the moving direction of the disc tray 50.
- a plurality of restricting claw portions 15i are provided so as to protrude in a state where the distance between the tip of the lower surface and the upper surface of the support rib 15c of the chassis 15 is a predetermined distance.
- these regulatory claws 1 At least one of 5i is provided at a position close to the elastic guide portion 15h, that is, at a position on one side of the elastic guide portion 15h in the width direction of the chassis 15.
- the chassis 15 is provided with a main body 20 as a processing unit.
- the main body 20 includes a pedestal 21 formed in a metal flat frame shape, for example.
- the pedestal portion 21 is attached to a support rib 15c protruding from the end surface portion 15b of the chassis 15 by screwing the other edge so that one edge can rotate in the vertical direction.
- a rotation guide part 22 is physically attached to one edge of the pedestal part 21.
- the rotation guide portion 22 includes a longitudinal attachment holding portion 22a along one edge of the pedestal portion 21 to which the pedestal portion 21 is integrally attached by screws, and both longitudinal end portions of the attachment holding portion 22a. And a pair of rotating arm portions 22b that are pivotally supported by support ribs 15c projecting from a side surface portion 15a of the chassis 15 so as to be integrally projected substantially vertically. Then, the pedestal 21 is rotated by the rotation guide 22.
- the pedestal portion 21 is provided with a disk rotation drive means 25 as a rotation drive portion located on one rotating side.
- the disk rotation driving means 25 includes, for example, a rotating electric motor 26 such as a spindle motor, and a turntable 27 as one holding member integrally provided on an output shaft (not shown) of the rotating electric motor 26.
- the turntable 27 includes a substantially cylindrical rotary shaft 27a that is inserted into a shaft hole 210 formed in the center of the optical disc 200, and a flange-like projecting projection on the outer peripheral surface of the rotary shaft 27a. 210 and a collar portion 27b on which the periphery of 210 is placed.
- a magnet (not shown) is embedded in the tip of the rotating shaft 27a of the turntable 27.
- a processing moving means 30 is disposed on the pedestal portion 21.
- the processing moving means 30 includes a pair of guide shafts 31 and a moving electric motor 32.
- the pair of guide shafts 31 are disposed with an axial direction in a direction from the other edge of the pedestal portion 21 that is pivotally supported toward one edge of the rotation side.
- the electric motor 32 for movement is disposed in a state where the axial direction of the output shaft (not shown) is along the axial direction of the guide shaft 31.
- an engagement groove (not shown) is provided in a spiral shape.
- the processing moving means 30 is provided with a recording / reproducing means 40.
- the recording / reproducing means 40 includes a moving holding portion 41 held in a state of being bridged by the pair of guide shafts 31. Have.
- the movement holding portion 41 is provided with a holding portion (not shown) for movably inserting the guide shaft 31 and a movement restriction claw portion (not shown) that engages with the engagement groove of the output shaft of the electric motor 32 for movement.
- the movement holding unit 41 of the recording / reproducing means 40 includes a light source (not shown), a lens for converging the light from the light source force, and an optical sensor (not shown) for detecting the light reflected from the optical disc 200.
- a provided pickup 42 is provided.
- the chassis 15 is provided with a disk tray 50 as a transport body that moves inside the chassis 15 so as to be movable in the horizontal direction above the support ribs 15c.
- the deister tray 50 has a tray portion 51 which is a tray formed of, for example, a synthetic resin in a substantially rectangular plate shape.
- a mounting recess 5la On one surface of the tray portion 51, there is provided a mounting recess 5la that has a flat surface that is a substantially circular concave shape that expands upward and is a flat surface on which the optical disc 200 can be placed. ing.
- the tray section 51 has an opening corresponding to the disk rotation driving means 25 and the recording / reproducing means 40 of the main body section 20 across the substantially central force outer peripheral edge of the mounting recess 51a, and the moving pickup 42 contacts.
- An opening 51b that is cut in the longitudinal direction along the longitudinal direction of the tray portion 51 is formed so as to be able to enter without being cut.
- the opening 51b reads information recorded on the outermost periphery of the optical disc 200 accommodated in the accommodating space 18, and the pickup 42 corresponds to the outermost periphery of the optical disc 200 when information is recorded at the outermost peripheral position.
- the mounting recess 51a is notched so as to extend in the radial direction and along the longitudinal direction so that it does not contact the tray 51 even when the mounting recess 51a is positioned.
- a longitudinal plate-like window closure that is formed of the same material as that of the decorative plate 13 and closes the window portion 13a of the decorative plate 13 of the case body 10 is formed on the front edge of the tray portion 51 in the longitudinal direction.
- the plate part 52 is detachably attached.
- tray portion 51 On both side portions of the tray portion 51 in the longitudinal direction, guide flange portions 51c that protrude in a flange shape from the lower end edge to the side are provided.
- the width dimension of the tray portion 51 between the tips of the guide flange portions 51c is formed to be substantially the same as or slightly narrower than the width dimension between the inner surfaces of the side surface portions 15a of the chassis 15.
- a first engaging groove 51cl that opens downward along the back side is provided on the surface opposite to the surface provided with the mounting recess 51a, which is the back surface of the tray portion 51.
- This first clerk As shown in FIG. 2 to FIG. 4, FIG. 6 and FIG. 7, the groove 51cl is in a state where it opens at the rear end of the disc tray 50, that is, when the disc tray 50 moves forward and backward, the guide rib 15fl It is in a state of being engaged and disengaged from the opening.
- the width dimension of the first engaging groove 51cl is the width dimension that is the distance between the straight line connecting the tips of the first bulging portion 15h3 of the elastic guide portion 15h of the chassis 15 and the second bulging portion 15h4. It is narrower and is approximately the same as or slightly wider than the width of the guide rib 15fl.
- the elastic guide portion 15h is elastically deformed narrowly in a state where the central portion is curved toward the protruding side of the first bulge portion 15h3, and the tips of the first bulge portion 15h3 and the second bulge portion 15h4
- the elastic guide portion 15h is engaged in the first engagement groove 51cl so that the restoring force by elastic deformation acts on the inner wall surface of the first engagement groove 51cl in the width direction and expands in the width direction.
- the guide rib 15fl of the chassis 15 is engaged with the first engaging groove 51cl so as to be disengageable by the forward / backward movement of the disc tray 50.
- the disc tray 50 is guided so as to be movable without rattling.
- the first engagement groove 51cl is provided with a relief recess 5lc11 that is located on the front side of the tray 51 and opens in the width direction in a wide state.
- the relief recess 51cl l is a position of a so-called home position where the disc tray 50 is retracted into the case body 10 and processes the optical disc 200 carried in, and the second bulging portion 15h4 of the elastic guide portion 15h is engaged. It is provided at the position where it matches.
- the elastic guide portion 15h is in a state where the elastic deformation is released. As a result, it is possible to prevent the elastic guide portion 15h from undergoing creep deformation when the disc tray 50 is positioned at the home position for a long period of time.
- the rear surface of the tray portion 51 is located on one side in the longitudinal direction and opens downward on the back surface side along the longitudinal direction, and is substantially parallel to the first engagement groove 51cl.
- Two engaging grooves 5 lc2 are provided.
- the second engaging groove 51c2 is open to the rear end of the disk tray 50, that is, when the disk tray 50 moves forward and backward, the guide rib 15fl
- the guide rib 15f2 located on the opposite side is disengaged from the opening at the end.
- the second engaging groove 51c2 is formed to have substantially the same dimension as the width of the guide rib 15f2 or substantially wider. Then, the guide rib 15f2 is engaged with the second engagement concave groove 51c2 so that the guide tray 15f2 can be engaged and disengaged by the forward and backward movement of the disc tray 50. It is guided to move without rattling.
- a guide rib 5 Id is provided on the back surface of the tray portion 51 in a wall shape along the longitudinal direction along the opening edge of the first engaging groove 51cl. Then, on the inner surface side of the guide rib 5 Id, the longitudinal direction extends in a state where the guide rib 5 Id is positioned below the first engagement groove 51 c and not below the first engagement groove 51 c 1.
- a latch 51dl is provided on the guide ribs 15f2 on the guide ribs 15fl side are formed on the outer surface side of the guide ribs 51d so as to be slidable.
- a third engagement groove 51c3 that opens downward on the back surface side in a state of being appropriately bent in the longitudinal direction is provided on the back surface of the tray portion 51.
- the other end edge on the rear side in the longitudinal direction of the tray portion 51 is one side in the longitudinal direction (the right side in FIGS. 2 and 3), that is, the rear end serving as the tip portion when the disc tray 50 moves backward.
- An engaging recess 51e as an engaging portion that can also function as a locking portion is formed in the end surface.
- the engaging recess 51e has a concave groove shape that is concave toward the rear and has the same shape in the thickness direction with the axial direction in the thickness direction of the tray portion 51. Is formed.
- the engaging recess 51e is narrower than the diameter of the elastic restricting portion and wider than the diameter of the elastic piece 15g1 in a state where it is elastically deformed so that the tip of the elastic piece 15g1 is in contact with the elastic restricting portion 15g.
- a substantially semicircular concave surface corresponding to the outer peripheral surface is provided.
- the opening edge of the engagement recess 51 e is formed in an arc shape so as to expand rearward.
- arrows indicate the force absorbed by the elastic restricting portion 15g in the movement in the forward / backward direction in which the disk tray 50 is moved and the movement direction in the orthogonal width direction.
- the elastic guide portion 15h is elastically deformed and engaged with the first engaging groove portion 51cl.
- the engagement of the elastic guide portion 15h is elastically deformed in a state where the elastic portion 15h2 is curved toward the bulging side of the first bulging portion 15h3.
- the restoring force due to the elastic deformation causes the first bulging portion 15h3 and the second bulging portion 15h4 to be opposite to each other in the first engaging groove portion 51c. 1 acts in a state of pressing along the inner side surface of the first engaging groove 51 c 1 in a state of stretching along the substantially width direction of 1.
- the disc tray 50 is absorbed by the elastic deformation of the elastic guide portion 15h, including movement in the width direction including rotation about a position where a moving gear 63 described later is engaged. Furthermore, the guide rib 15fl is engaged with the first engaging groove 51cl, and the second A guide rib 15f2 is engaged with the engaging groove 51c2, and the guide rib 15f2 is engaged with the outer surface side of the guide rib 51d in a substantially sliding contact state.
- the disk tray 50 is disposed in the chassis 15 so as to be able to advance and retreat by being restricted in movement in the width direction by the restoring force due to the engagement and the elastic deformation of the elastic guide portion 15h.
- the front end of the guide rib 15f2 engaged with the first engagement groove 51c is slidably contacted with the bottom surface of the first engagement groove 51cl, and is substantially slidably contacted with the outer surface of the guide rib 51d.
- the leading end of the guide rib 15f2 is in sliding contact with the lower surface of the guide flange 51c, that is, placed on the two guide ribs 15f2, and the upper surface of the guide flange 51c is engaged with the lower surface of the restricting claw portion 15i, that is, substantially slid.
- the two are opposed to each other in contact with each other, are restricted in movement in the vertical direction, and are arranged so as to be able to advance and retreat in the chassis 15.
- the chassis 15 is provided with an opening / closing driving means 60 as a moving means for moving the outer lay 50 in the opening / closing driving arrangement portion 15d. It is.
- the opening / closing drive means 60 is engaged with each other and is pivotally supported by the opening / closing drive arrangement portion 15d so as to rotate freely.
- the drive transmission pulley 61 engages with the drive transmission pulley 61, and the drive transmission pulley 62 It has a moving gear 63 that is a rotating gear that engages with the drive transmission gear 62 and partially engages with the latch 51dl of the disk tray 50 through a part of the drive transmission through hole 16 without contacting the elastic guide portion 15h. ing.
- the elastic guide portion 15h is formed so as to straddle the moving gear 63. That is, the first bulging portion 15h3 contacts the inner surface of the first engaging groove 51c1 before and after the disc tray 50 is moved forward and backward with respect to the position where the moving gear 63 is engaged. Between these contact positions, the second bulging portion 15h4 is in contact with the other inner side surface of the first engagement groove 51cl on the opposite side.
- the opening / closing drive means 60 is provided with an in / out electric motor 64 as a drive means.
- a pulley 65 is provided on the output shaft 64a of the electric motor 64 for input / output.
- An endless belt 66 is stretched between the pulley 65 and the drive transmission pulley 61, and the pulley 65, the drive transmission pulley 61, the drive transmission gear 62, and the moving gear 63 are rotated by the drive of the electric motor 64.
- the tray 50 is moved from the window portion 13a of the decorative plate 13 so as to be able to advance and retreat.
- the opening / closing drive means 60 has a moving cam 68 disposed on the opening / closing drive arrangement portion 15d of the chassis 15 so as to be movable along the direction of the side surface portion 15a.
- the moving cam 68 includes a movement restricting rib 68a that engages with the third engaging groove 5 lc3 of the disc tray, and a moving gear.
- a movement latch 68b that engages with the shaft 63, a link groove portion (not shown) having a substantially crank shape that engages with the rotation guide portion 22 that is integrally attached to the pedestal portion 21, and the like are provided.
- the moving cam 68 is moved along the width direction of the chassis 15 by the rotating moving gear 63, and the rotation guide unit 22. It slides, that is, moves relatively in the link groove portion engaged with the base portion 21 to rotate the pedestal portion 21 in the vertical direction that is the axial direction of the chassis 15.
- the moving cam 68 rotates the pedestal 21 in a state where the disc tray 50 is retracted and is located in the chassis 15, and the main body 20 is moved to the disc tray when the displacer tray 50 moves forward and backward.
- the pedestal 21 is rotated downward so that the moving path force of the 50 moving forwards and backwards does not interfere with the disc tray 50.
- the movement restricting rib 68a of the moving cam 68 slides in the third engaging groove 51c3 of the disk tray 50 to be engaged, that is, relatively.
- the disc tray 50 moves a little and moves.
- the drive transmission gear 62 further rotates, the movement latch 68b and the movement gear 63 are disengaged, the movement of the movement cam 68 is stopped, and the disk tray 50 that engages with the movement gear 63 is advanced.
- the movement restricting rib 68a is moved by the third engagement groove 51c3, and the movement latch 68b and the movement gear 63 are engaged again, and the base Rotate part 21 upward.
- the disk rotation driving means 25, the processing moving means 30, the recording / reproducing means 40, and the opening / closing driving means 60 described above constitute the main body section 20. Further, the case body 10, the disk tray 50, and the opening / closing drive means 60 constitute a transport device of the present invention.
- the chassis 15 is provided with a rotor support member 17 that is a support member serving as a cover that is fixed with screws in a state of being bridged between the side surface portions 15a.
- the rotor support member 17 is formed, for example, by pressing a metal plate, and is formed in a substantially thin dish shape that is inclined so that the periphery expands to one side. Then, one edge of the rotor support member 17 is formed in an arc shape corresponding to the mounting recess 51a of the disc tray 50, and substantially covers the mounting recess 51a to define a storage space 18 in which the optical disc 200 is stored. .
- the rotor support member 17 has a disk at a substantially central position which is substantially the same position as the center of one edge of the arc.
- a concave support recess 17a is provided upward at a position facing the turntable 27 of the rotation drive means 25.
- a support hole 17b is formed in the approximate center of the support recess 17a.
- a rotor 29 as the other holding member is rotatably mounted in the support recess 17a of the rotor support member 17.
- the rotor 29 has a substantially disk shape, and an outer peripheral edge is formed to be engageable with the peripheral edge of the support hole 17b.
- a magnetic material such as a metal plate is integrally attached to the rotor 29, and the rotor 29 is attracted to the turntable 27 by the magnetic force of the magnet of the turntable 27, and the optical disk 200 is mounted. Hold between the turntable 27.
- a circuit board 70 is attached to the chassis 15 as shown in FIG.
- the circuit board 70 is detachably attached by a board attachment claw portion (not shown) provided in the chassis 15.
- the circuit board 70 is a flat plate having substantially the same dimensions as the lower case 12 of the case body 10, and is attached so as to close the lower surface of the chassis 15 and cover the main body 20.
- a control circuit for controlling the operation of the main body 20 is mounted on the circuit board 70.
- the moving cam 68 of the opening / closing drive means 60 also moves, and the pedestal portion 21 to which the rotation guide portion 22 engages is moved downward by this moving force 68 and the main body portion 20 faces downward.
- the moving path force of the disc tray 50 in which the main unit 20 advances is retracted so as not to interfere with the backward movement.
- the disc tray 50 has an elastic guide in the first engaging groove 51cl. Since the portion 15h is engaged by applying a restoring force by elastic deformation in a state where the inner wall surface of the first engaging groove 51cl is widened, the disk tray 50 is rotated by the rotation of the moving gear 63. The reaction force and the vibration in the width direction of the disc tray 50 due to the movement are offset by the restoring force and absorbed by the elastic guide portion 15h, and the elastic guide portion 15h moves stably without causing play. .
- the optical disc 200 is placed in the placement recess 51a of the advanced disk tray 50 with the recording surface of the optical disc 200 facing downward. Thereafter, the switch operating portion 13b of the decorative panel 13 is operated again, the electric motor 64 for entering / exiting the opening / closing drive means 60 is driven to rotate, and the disc tray 50 is retracted into the window portion 13a to be positioned at the home position.
- the disc tray 50 is retracted, the pedestal portion 21 with which the rotation guide portion 22 is engaged with the moving cam 68 moved by the moving gear 63 is rotated upward, and the main body portion in the retracted state is lowered downward. In 20, the pickup 42 faces the optical disc 200 and becomes the recording / reproducing position.
- the rotation shaft 27 a of the turntable 27 of the disk rotation driving means 25 is fitted into the shaft hole 210 of the optical disk 200. Further, the optical disk 200 is sandwiched and fixed between the turntable 27 and the rotor 29 by the magnetic force of the magnet of the turntable 27. In this holding state, the rotor 29 is slightly lifted from the rotor support member 17 and is not in contact with the rotor support member 17.
- the outer surface of the elastic restricting portion 15g of the chassis 15 contacts the concave surface of the engaging concave portion 51e of the disc tray 50, and the elastic restricting portion 15g is contracted.
- the elastic piece 15g 1 is elastically deformed so as to fall inward in a state of diameter.
- each inertial piece 15gl radially acts on the engaging recess 51e radially by a resilient force due to elastic deformation.
- the movement of the disc tray 50 located at the home position is restricted by the restoring force due to the elastic deformation of the elastic guide portion 15h and the elastic restricting portion 15g arranged at substantially diagonal positions of the disc tray 50. It becomes a state.
- the control circuit of the circuit board 70 controls the main body 20, and the optical disk 200 is appropriately rotated by the electric motor 26 for rotation of the disk rotation driving means 25 and is recorded and reproduced by the processing moving means 30.
- the pickup 42 of the means 40 is moved appropriately along the recording surface and recorded. A reading process for reading the recorded information or a recording process for recording the information is performed. Even if vibration occurs in a state where the disk tray 50 vibrates due to the rotation of the optical disk 200, the vibration is offset by the restoring force of the elastic restricting portion 15g and the elastic guide portion 15h, thereby preventing generation of noise due to vibration.
- the disc tray 50 is configured to move forward and backward with the moving gear 63 engaged with the latch 51dl at the home position, and therefore the engagement clearance by the guide ribs 15fl and 15f2 and the engagement of the moving gear 63 Due to the clearance in the combined state, a state in which the movable gear 63 is rotated around the engagement position, a state in which the disc tray 50 is moved in the width direction, and a state in which the disc tray 50 is moved in the forward / backward direction are likely to occur.
- the elastic restricting portion 15g is configured to be elastically deformable into a state where a restoring force acts in different directions by the elastic piece portion 15gl. ing.
- the external force is absorbed by the elastic restricting portion 15g, the vibration of the disc tray 50 is prevented, and the noise due to the vibration is prevented.
- the first engaging groove 51 c 1 provided in the groove shape along the forward / backward direction on the disk tray 50 movably disposed on the chassis 15 is provided. Then, the elastic guide portion 15h provided in the chassis 15 so as to be elastically deformable is engaged in a state where the restoring force due to the elastic deformation acts in the substantially width direction of the first engaging concave groove portion 51cl. The movement of the disc tray 50 with respect to is regulated.
- the present invention is applied to the disk drive 100 that performs the reading process or the recording process of the optical disk 200. That is, the present invention is applied to a configuration that absorbs vibration of the disc tray 50 that transports the optical disc 200 that rotates at high speed. Therefore, it is possible to satisfactorily prevent noise caused by vibrations that are likely to occur due to high-speed rotation of the optical disc 200, and to obtain stable and good reading processing and recording processing.
- the elastic guide portion 15h is engaged in the first engaging groove portion 51cl in a state of being elastically deformed. is doing. For this reason, since the restoring force due to elastic deformation is always applied, the force is applied to the disc tray 50, and it is possible to prevent the state from moving or rotating in the width direction, or tilting. In addition, the movement in the forward / backward direction can be suppressed, and the movement restriction and vibration can be prevented well.
- the elastic guide portion 15h applies a restoring force in a state in which the elastic guide portion 15h is stretched between the opposing inner side surfaces in the first engaging groove portion 51cl. For this reason, it is possible to obtain a configuration in which movement in both the left and right directions along the width direction including rotation can be easily restricted, thereby simplifying the configuration and improving the manufacturability.
- the elastic guide portion 15h is configured to include a belt-like elastic portion 15h2 that is longitudinal along the advancing / retreating direction of the disc tray 50 and elastically deformable in the width direction. Therefore, it is possible to obtain a configuration that restricts movement in the width direction including rotation with a simple configuration, and simplifies the configuration and improves the manufacturability easily.
- both end portions of the elastic guide portion 15h in the longitudinal direction are in contact with one opposing inner surface of the first engaging groove portion 51cl, and an intermediate portion in the longitudinal direction is opposed to the first engaging groove portion 51cl. In other words, it is in contact with the other inner surface. For this reason, it comes into contact with three points and a restoring force acts on one side in the width direction at both ends, and a restoring force acts on the other side in the width direction in the middle, and the width direction including rotation Therefore, it is possible to obtain a configuration in which the movement restriction in both the left and right directions along the axis is simple, and the configuration can be simplified and the productivity can be easily improved.
- both ends of the elastic guide portion 15h in the longitudinal direction bulge to one side in the width direction, which is a direction intersecting the advancing / retreating direction, and the tip portion is one inner side surface of the first engaging groove portion 51cl.
- a first bulging portion 15h3 that is in sliding contact with the first bulging portion 15h3 is provided at the middle portion in the longitudinal direction and bulges to the opposite side of the bulging portion, and the tip portion is a first engaging groove portion.
- a second bulging portion 15h3 is provided in sliding contact with the other inner surface of 51cl.
- the tip portions of the first bulge portion 15h3 and the second bulge portion 15h4 can be easily formed into a curved shape at least in the forward / backward direction. The load during movement can be reduced, movement regulation and vibration Stable advance and retreat movement can be easily obtained with a simple configuration while preventing movement.
- the elastic guide portion is located near the position where the moving gear 63 rotated by the electric motor 64 for opening / closing of the opening / closing drive means 60 for moving the disk tray 50 forward and backward and the latch 5 ldl of the disk tray 50 are engaged. 15h is provided. For this reason, it is possible to satisfactorily prevent rattling due to engagement in engagement with the moving gear 63, and it is possible to satisfactorily prevent movement and vibration of the disc tray 50 due to rattling.
- the elastic guide portion 15h is formed in a loose bridge shape so as to straddle the moving gear 63 engaged with the latch 51dl provided at the opening edge of the first engaging groove 51cl. Therefore, the elastic guide portion 15h can absorb both the left and right reaction forces that rotate the disc tray 50 acting by the rotation of the moving gear 63 when the disc tray 50 moves forward and backward. Stable movement can be obtained in both movements.
- the elastic guide portion 15h is engaged with the first engaging groove portion 51cl with which the guide rib 15fl is engaged, and the support rib 15c projects in series with the guide rib 15fl in the same manner as the guide rib 15fl.
- the elastic guide part 15h is formed.
- the elastic guide portion 15h is the same as the guide rib 15fl, and it is easy to straddle the moving gear 63 by a simple method such as providing a nest corresponding to the drive transmission through hole 16 in the mold forming the chassis 15. It is possible to easily form a configuration in which the disc tray 50 can be integrally formed and the disc tray 50 can be regulated in the bi-directional rotation in the left-right direction and the movement in the width direction.
- the moving gear 63 is brought into contact with one inner side surface of the first engaging groove 51cl that is opposed to the position where the moving gear 63 is engaged with the latch 51dl, at approximately two positions in the forward and backward directions of the disc tray 50,
- the elastic guide portion 15h is formed so as to be in contact with the opposite inner surface of the first engagement groove 51cl in the middle of these contact positions. For this reason, it is possible to easily obtain a configuration in which the disc tray 50 can be controlled to rotate both in the left-right direction and in the width direction while straddling the moving gear 63.
- the elastic guide portion 15h for applying a restoring force due to elastic deformation can be integrally formed with the chassis 15. Therefore, the elastic guide portion 15h that does not require a separate member can be formed by one operation when the chassis 15 is molded, and the productivity can be easily improved.
- the first engaging groove portion 51cl is provided. For this reason, it is possible to prevent creep deformation of the elastic guide portion 15h when the disc tray 50 is located at the home position for a long period of time.
- the disk tray 50 is provided with a concave engaging recess 51e, and by engaging with the engaging recess 51e, an elastic restricting portion 15g that can be elastically deformed in a state where a restoring force acts in different directions is provided. Provided. For this reason, in particular, vibrations in the reading process and the recording process by the main body 20 can be more reliably prevented, and a favorable process can be reliably obtained.
- the elastic restricting portion 15g is formed into three parts including three elastic piece portions 15gl so as to be elastically deformable. For this reason, it can be formed integrally with the chassis 15 and the productivity can be improved more easily.
- the processing apparatus of the present invention is not limited to the configuration intended for the optical disk 200, and information can be reproduced or recorded by light or magnetism, such as a magnetic disk or a magneto-optical disk!
- Target disk drives 100 that process disc-shaped recording media with a discrepancy.
- the present invention is not limited to a disk-shaped recording medium, and may be a drive that processes a recording medium having a V or a deviation shape, such as a cylindrical recording medium having a recording surface on the outer peripheral surface.
- the present invention is applied to a configuration for transporting a transported object to a processing position such as a processing machine such as a machine tool or a coating, that is, the transport of a transport body in a transport device that transports the transported object. You may apply to the structure to regulate.
- the first engaging groove portion 51cl is engaged by being elastically deformed and engaged in a state in which a restoring force due to elastic deformation always acts, but this is not restrictive. That is, it may be formed so as to be merely contacted at normal times, and to be elastically deformed and absorbed when a force is applied to the disk tray 50 in a direction crossing the forward / backward moving direction including rotation.
- the configuration including the elastically deformable belt-like elastic portion 15h2 has been described. However, it includes rotation, such as a coil spring-like or foam, such as a loose sponge. Any shape can be used, such as a configuration in which a restoring force acts as a reaction force against movement.
- both ends in the longitudinal direction that are long in the advancing / retreating direction are brought into contact with the opposite inner surface of the first engaging groove 51cl, and the intermediate portion in the longitudinal direction is in contact with the first engaging groove 51cl.
- the three-point contact with the other inner surface facing each other has been described, it can be applied in any engagement state such as the two-point contact described above.
- first bulging portion 15h3 and the second bulging portion 15h4 have been described as the portions to be contacted.
- the present invention is not limited to the configuration in which only the bulging portions are brought into contact with each other. It can be applied to any engagement state, such as a state where both end portions and the intermediate portion are in contact with each other, or a state where they are in contact with each other.
- tip part of these bulging parts is not formed in a curved surface form, but any structure of a point contact, a line contact, or a surface contact may be sufficient. It is particularly preferable to form a spherical shape that makes point contact.
- the position is not limited to the configuration in which the elastic guide portion 15h is provided in the vicinity of the engagement of the moving gear 63, and any position of the chassis 15, and not only the chassis 15 but any position of the case body 10 is also possible. May be provided.
- the force described by forming the elastic guide portion 15h so as to straddle the moving gear 63, as described above, can be appropriately designed in a shape according to the position to be provided.
- the first engagement groove portion 5 lcl is brought into contact with the position where the moving gear 63 is engaged at approximately two positions in the forward / backward direction of the disc tray 50 in the forward / backward movement direction, and the other side surface is located at an intermediate position between these contact positions.
- the contact position and the contact state are appropriately designed based on the position and shape to be provided, such as bringing the restoring force into the opposite direction as a reaction force against movement including rotation at approximately two locations before and after the forward and backward movement direction. it can.
- the elastic guide portion 15h is not formed integrally with the chassis 15, and a separate member is not attached. You can return.
- a leaf spring may be provided in a state of bridging between the tip ends of the support leg portions 15hl projecting from the chassis 15.
- the elastic guide portion 15h may be configured such that a restoring force due to elastic deformation acts also in the vertical direction.
- an elastic guide portion 80 having an elastic portion 81 that has an arc shape in a state where the intermediate portion is curved upward and is elastically deformable in the vertical direction is provided on the chassis 15 as the elastic portion 15h2. Integrally formed.
- the elastic portion 81 is elastically deformed in a state of being bent toward the bulging side of the first bulging portion 15h3, so that the first bulging portion 15h3 is deformed into the first engaging recess.
- the second bulging portion 15h4 is slidably contacted with one side surface of the groove portion 51cl, and the upper surface of the intermediate portion of the elastic portion 81 is slidably contacted with the bottom surface of the first engaging groove portion 51cl. Elastically deform to the state.
- the leading end of the inner rib 15f2 that engages with the first engaging groove 51cl is in sliding contact with the bottom surface of the first engaging groove 51cl, and the guide rib 15f2 that is substantially slidably in contact with the outer surface of the guide rib 5Id.
- the tip is in sliding contact with the lower surface of the guide flange 51c, that is, placed on the two guide ribs 15f2, and the upper surface of the guide flange 51c is lowered by the restoring force due to the elastic deformation of the elastic portion 81.
- the disc tray 50 is slidably brought into pressure-contact with the disc tray 50, and the disc tray 50 is restricted from moving in the vertical direction and disposed in the chassis 15. As a result, vibrations acting in the vertical direction can be absorbed, noise can be better prevented, and even better treatment can be obtained.
- the movement restriction in the left and right direction and the up and down direction is not limited to the configuration in which one elastic portion 81 as shown in FIG. 8 is used, but the movement restriction in the left and right direction and the movement restriction in the up and down direction. Alternatively, it may be configured to be implemented in another part or member, or in another position.
- this relief recess 51cl1 is not provided, and the elastic guide portion 15h is elastic even when the disc tray 50 is at the home position. It may be in a state of being engaged with the first engaging groove 51cl in a deformed state. As a result, for example, movement in the width direction and movement in the forward / backward direction due to vibration at the home position can be suppressed, vibration can be prevented, noise due to vibration, and stabilization of processing can be obtained.
- the escape recess 51cll is not limited to the configuration in which the second bulging portion 15h4 is engaged, but for example, the first bulging portion 15h4 is engaged to release elastic deformation, or both Each may be engaged to release the elastic deformation.
- the configuration for preventing vibration at the home position is not limited to these, and a configuration in which the unevenness is reversed may be used.
- the configuration is not limited to the configuration in which the restoring force is applied by a divided configuration such as three divisions, and the configuration in which the restoring force is applied may be used in any configuration. Sarakuko may be provided with a separate structure to prevent vibration.
- the first engaging groove 51cl provided in the groove shape along the forward / backward direction on the disk tray 50 disposed on the chassis 15 so as to be movable back and forth is provided on the chassis 15 so as to be elastically deformable.
- the elastic guide portion 15h thus engaged is engaged in a state in which a restoring force due to elastic deformation acts in the substantially width direction of the first engaging groove portion 51cl, thereby restricting the movement of the disk tray 50 relative to the chassis 15.
- the present invention can be used in a movement restricting device that restricts the movement of a conveying member that is arranged on a chassis and conveys an object to be conveyed by movement, a method thereof, and a conveying device.
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Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2006540972A JP4134230B2 (ja) | 2004-10-14 | 2005-10-13 | 移動規制装置、その方法、および、搬送装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2004300584 | 2004-10-14 | ||
JP2004-300584 | 2004-10-14 |
Publications (1)
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WO2006041132A1 true WO2006041132A1 (ja) | 2006-04-20 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/018875 WO2006041132A1 (ja) | 2004-10-14 | 2005-10-13 | 移動規制装置、その方法、および、搬送装置 |
Country Status (2)
Country | Link |
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JP (1) | JP4134230B2 (ja) |
WO (1) | WO2006041132A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05258439A (ja) * | 1992-03-13 | 1993-10-08 | Sharp Corp | ディスク再生装置 |
JP2002352501A (ja) * | 2001-05-22 | 2002-12-06 | Tokyo Pigeon Co Ltd | ドロワーのガイド構造 |
JP2004259336A (ja) * | 2003-02-25 | 2004-09-16 | Funai Electric Co Ltd | ディスクプレーヤ |
-
2005
- 2005-10-13 JP JP2006540972A patent/JP4134230B2/ja not_active Expired - Fee Related
- 2005-10-13 WO PCT/JP2005/018875 patent/WO2006041132A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05258439A (ja) * | 1992-03-13 | 1993-10-08 | Sharp Corp | ディスク再生装置 |
JP2002352501A (ja) * | 2001-05-22 | 2002-12-06 | Tokyo Pigeon Co Ltd | ドロワーのガイド構造 |
JP2004259336A (ja) * | 2003-02-25 | 2004-09-16 | Funai Electric Co Ltd | ディスクプレーヤ |
Also Published As
Publication number | Publication date |
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JP4134230B2 (ja) | 2008-08-20 |
JPWO2006041132A1 (ja) | 2008-08-07 |
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