KR940005010Y1 - Magazine & tray loading apparatus for multi-cdp - Google Patents

Abstract

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Description

Magazine and tray loading device for multi compact disc players

1 is a magazine and tray loading apparatus of a multi compact disc play according to the present invention.

2 is a perspective view showing a conventional coupling state.

3 is a perspective view of a conventional tray and magazine acting on the device of the present invention.

* Explanation of symbols for main parts of the drawings

1: disc selection plate 2, 3, 5: vertical guide

6, 7: Horizontal guide 8, 8 ': Roller

10: magazine housing 11, 12: guide pin

13, 14: A, B link 13 ', 14': guide pin

13a, 14a: insertion hole 15: connecting pin

16, 16 ': square hole 17: gully

17 ': fixed groove 18, 18': roller

19: Pinion 20: Shaft

21, 22: rack portion 23: magazine loading rack

24: protrusion 25: rack

26: tray loading rack 27: guide

28: A gear 29, 49: motor

30: drive gear 31: B gear

32: middle gear 33: magazine

34: Tray 34a: Jam Groove

40: pickup module chassis 43: fixed part

44: guide 45: loading chassis

46: shaft 47, 47 ': gear

48: disc selection gear 48a: guide hole

50: drive gear 51, 52: pin

53, 54: washer 56: carrier

56a: hook bending portion 57: guide protrusion

58: guide 59: switch

60: carrier guide

The present invention relates to a magazine and a tray loading device of a multi-compact disc player. In particular, a pickup module chassis equipped with a pickup and a container is not moved in a magazine and a tray loading operation so that pickup can perform a stable operation. A magazine and tray loading apparatus of a multi-compact disc player, which makes it possible to mount a magazine in a magazine housing simply and easily.

In a commonly used multi compact disc player, a magazine with a plurality of trays in which discs are mounted is detachably installed, and the trays in the magazine are selectively taken out by a separate drive and moved in the direction of pickup. The disk placed on the tray is then mounted on a turntable and configured to perform an operation in which a signal of the disk is scanned by the pickup, and an example of the apparatus for loading the magazine and the tray is provided by the company in 1989. It is known to the tray loading and clamping apparatus of the multi-compact disc player, filed on March 27 (Patent Application No. 2335).

According to the above device, the pickup module chassis constituting the pick-up and turntable and the loading chassis for loading the trays are driven up and down integrally to shorten the start time of the play by loading and clamping the trays in the horizontal and vertical directions of the loading chassis. There is an advantage that can be made, but the pickup module chassis constituting the pick-up and turntable is lifted up and down, resulting in the flow of pickup and the operation of the pickup is unstable, and also the magazine to the inside of the magazine supporter, accurate and complete There were a number of problems, such as the inconvenience to push.

It is an object of the present invention to provide a magazine and tray loading apparatus for a multi-compact disc player which solves the above-mentioned problems.

It is another object of the present invention to provide a magazine and tray loading apparatus for a multi compact disc player in which a pickup can perform a stable operation by preventing pickup and chassis of a pickup module having a pickup and a turntable installed in a magazine and tray loading operation. .

Another object of the present invention is to provide a magazine and a tray loading device of a multi compact disc player, which enables a magazine to be completely mounted in a magazine housing by a separate drive without completely pushing a magazine equipped with a plurality of trays into the magazine housing. In providing.

The magazine and tray loading apparatus of the multi-compact disc player according to the present invention for achieving the above object are as follows.

1 is an exploded perspective view showing the configuration of the device of the present invention, Figure 2 is a perspective view showing a state of engagement of the in-phase, 1 is a disk selection plate, which is placed at regular intervals on both sides of the main substrate (not shown), 10 is Magazine housing in which a conventional magazine 33 as shown in FIG. 3 is mounted, 40 is mounted on a pickup 41 and a turntable 42 and is fixed to the main board adjacent to the rear side of the disc selection plate 1. The pickup module chassis 45 is a loading chassis.

Vertical guide holes (2) and (3) are formed on both sides of the disc selection plate (1), and vertical guide holes (2) and (3) are formed on the upper side of the square groove (4) formed in the middle of the lower edge. Vertical guide holes 5 are formed at a lower height, and horizontal guide holes 6 and 7 are formed at both sides thereof.

The guide pins 11 and 12 fixed to the upper edges of both sides of the magazine housing 10 are projected by the vertical guide holes 2 and 3 of the disc selection plate 1 so that the vertical guide grooves 2 ( The magazine housing 10 can be raised and lowered along 3).

Both guide pins 11 and 12 of the magazine housing 10 protruding from the vertical guide holes 2 and 3 of the disc selection plate 1 are V-shaped A and B links 13 and 14. (Since left and right symmetry, only one side is shown) respectively inserted into insertion holes 13a and 14a formed at one end, and the A and B links 13 and 14 are inserted into the intermediate vertical guide hole 5 thereof. A connecting pin 15 is inserted to connect the guide pins 6 and 7 to guide pins 13 'and 14' fixed to an intermediate portion of the A and B links 13 and 14. It is inserted.

In addition, rollers 8 and 8 'are provided on both sides of the upper surface of the magazine housing 10 to facilitate the loading operation of the magazine 33, and square holes 16 and 16' are respectively provided on both sides of the lower surface thereof. The engaging portions 17 having the fixing grooves 17 'are formed at the lower edges of both sides of the magazine housing 10, which are bored and correspond to the straight lines 16 and 16'.

The pinion portion at one end of the roller 18, 18 'is attached to both sides protruding into the square holes 16, 16' of the magazine housing 10 in the fixing groove 17 'of the engaging portion 17. Each of the shafts 20 to which the shafts 19 are fixed is coupled, and the pinions 19 of the shafts 20 protrude into the square grooves 4 of the disc selection plate 1 on one side, and the pinions 19 The shaft 20 rotates integrally with the pinion 19.

A protrusion 24 is formed at one end of the upper surface of the magazine loading rack 23 in which the rack portion 21 is formed on the upper surface and the rack portion 22 (shown in FIG. 2) is formed on the inner surface. Is formed, and the magazine loading rack 23 has a cross section having a shape of 'A' and is exposed to the guide hole 27 formed on the upper surface of the tray loading rack 26 having the rack portion 25 formed on the inner surface thereof. .

In addition, an A gear 28 interlocked with the side rack portion 23 of the magazine loading rack 23 is disposed below the magazine housing 10, and one side of the A gear 28 of the motor 29 is disposed. A drive gear 30 is engaged, and an intermediate gear 32 for transmitting power to the B gear 31 engaged with the rack portion 25 of the training loading rack 26 on the other side of the A gear 28. ) Is engaged.

The spiral drive motor 29 is driven by a switch (not shown) installed in the magazine housing 10 that operates by inserting the magazine 33 into the magazine housing 10.

On the other hand, the upper surface of the pick-up module chassis 40 has a fixed portion 43 having a plurality of predetermined height is installed, the upper end of the fixing portion 43, the loading chassis in which the guide hole 44 is perforated on one side ( 45 is fixed and the loading chassis 45 is provided with an in-phase clamping device although not shown in the drawing.

The shaft 46 is rotatably installed in the transverse direction at the front end of the loading chassis 45, and gears 47 and 47 ′ are fixed to both side ends of the shaft 46, respectively. 47 and 47 'are circular arc disk selection gears having guide holes 48a into which one guide pin 11 of the magazine housing 10 protrudes into the insertion hole 13a of the A-link 13 ( 48 are engaged, and the drive gear 50 of the motor 49 is engaged with the gear 47 '. Also, pins 51 and 52 for supporting the disc selection gear 48 are fixed to the front fixing part 43 of the pickup module chassis 40 and the lower side of the rear side of the disc selection plate 1. The pins 51 and 52 are fitted with washers 53 and 54, respectively, so that the washers 53 and 54 have a relationship with the disk selector gear 48 and guide the disk selector gear 48. It will act as a departure prevention.

In addition, the bottom surface of the carrier 56 is inserted into the guide hole 44 of the loading chassis 45 and the locking bent portion 56a formed in the locking groove 34a of the tray 34 shown in FIG. Guide protrusions 57 are formed in contact with one side surface of the loading chassis 45 to guide the movement of the carrier 56. One side of the carrier 56 is perforated with a guide hole 58 of a predetermined length. A switch 59 is attached to the rear portion of the guide hole 58, and one end of the magnetic carrier guide 60 protruding from the upper end portion and the guide hole 58 of the carrier 56 is the tray loading rack. The carrier guide 60 and the carrier 56 guide the tray 34 of the magazine 33 by the locking bend 56a by the movement of the tray loading rack 26 fixed to the tip end of the loading chassis. It is configured to be loaded inside of 45.

Although not shown in the drawing, the guide means of the tray loading rack 26 may be modified in various forms.

The operation and effects of the magazine and the tray loading apparatus of the multi-compact disc player according to the present invention configured as described above are as follows.

2 shows a state in which the magazine is not mounted in the magazine housing 10 of the apparatus according to the present invention. In this state, the magazine housing 10 has a plurality of trays 34 as shown in FIG. When the mounted magazine 33 is inserted, a magazine detection switch (not shown) installed at a predetermined portion of the magazine housing 10 is operated to drive the motor 29, and the power of the motor 29 is driven. The magazine loading rack 23 having the side rack portion 22 engaged with the A gear 28 by being transferred to the A gear 28 through the gear 30 is moved to the loading chassis 45 side.

As the magazine loading rack 23 is moved as described above, the pinion 19 of the shaft 20 coupled to the engaging portion 17 of the magazine housing 10 is engaged with the upper rack portion 21 of the shaft 20. Is rotated, so that the magazine 33 is loaded into the magazine housing 10 by rollers 18 and 18 'fixed to both sides of the shaft 20, at which time the top surface of the magazine housing 10 is Rollers 8 and 8 ′ installed at both sides serve to facilitate the loading operation of the magazine 10.

At this time, the B gear 31 meshed with the A gear 28 through the intermediate gear 32 is idle because the rack portion 25 of the tray loading rack 26 is not engaged as shown in FIG.

After the protrusions 24 protruding at one side thereof by the movement of the magazine loading rack 23 which are continued in such a state are in contact with the rear end of the guide hole 27 of the tray loading rack 26, the loading racks 23 Pushed by the tray loading rack 23, the tray loading rack 26 is also moved in the direction of the loading chassis 45 together with the magazine loading rack 23.

As the tray loading rack 26 is moved as described above, the upper end portion of the carrier guide 60 fixed thereto moves along the guide hole 18 of the carrier 56 to operate the switch 59, so that the motor 29 The driving is stopped, and thus the loading operation of the magazine 33 is completed.

At this time, the tray loading rack 26 is advanced by the length of the guide hole 58 of the carrier 56 so that the end portion of the rack portion 25 is engaged with the B gear 31.

At this point, the motor 49 operates and performs an operation for selecting a disk. That is, as the motor 49 is operated and the shaft 46 is rotated, the gears 47 and 47 'fixed to both sides of the shaft 46 are also rotated, and the gears 47 and 47' are rotated. The engaged disk selector gear 48 is operated, thus guiding pins 11 and 12 into the guide hole 48a of the disk selector gear 48 and the vertical guide holes 2 and 3 of the disk selector plate 1. ) Is to raise the inserted magazine housing 10 to a certain height.

In more detail, the two disk selector gears 48 engaged with the gears 47 and 47 'by the rotation of the gears 47 and 47' due to the drive of the shaft 46 are connected to the pins 51 and 52 on both sides. And the guide pin 11 of the rear side of the magazine housing 10 inserted into the guide hole 48a of the disc selection gear 48 as the guide plate 11 of the disc selection gear 48 rises. Since it rises along the rear vertical guide hole 2 of 1), the A-link 13 having one end connected to the guide pin 11 has a guide pin 13 'fixed at its middle part and the rear horizontal guide. It is moved backward along the long hole (6), so that the guide pins 15 connecting the A, B links 13, 14 are moved forward along the middle vertical guide hole (5), B link ( The front guide pin 12 of the magazine housing 10 fixed to the other end of 14) rises along the front vertical guide hole 3 of the disc selection plate 1, resulting in Housing 10 to magazine will be that the horizontal raising operation done.

When the magazine housing 10 raises the predetermined height in order to select the disc desired by the user as described above and the disc selection operation is completed, the driving of the motor 49 is stopped, and the motor which is initially operated ( 29 is driven to transfer the power of the motor 29 to the drive gear 30-> A gear 28-> intermediate gear 32-> B gear 31. Therefore, the B gear 31 has a tray loading gear. Since the side rack portion 25 of the 26 is engaged, the carrier 56 guides the selected tray 34 on which the locking portion 34a is caught by the locking bending portion 56a and guides the loading chassis 45. By moving along 44, the loading operation of the tray 34 is performed, and then the clamping operation of the disk is performed by a conventional clamping device.

In addition, the unloading operation of the tray 34 and the magazine 33 proceeds in the reverse of the above loading operation.

The present invention as described in detail above, in the loading operation of the tray, there is an effect that makes the pickup operation more stable by preventing the pickup module chassis provided with the pickup and the turntable are not moved, as well as inserting the magazine completely into the magazine housing. Even if only a predetermined length is inserted, the magazine can be accurately and completely mounted in the magazine housing.

Claims (5)

The magazine housing 10 is installed between the disc selection plates 1 provided on both sides of the main base so that the magazine housing 10 can be stepped in a horizontal state, and the bottom of the magazine housing 10 is inward from the bottom of the magazine housing 10. Magazine guide rollers 18, 18 ′ and pinion 19 that protrude into the mandrel are coaxially installed to engage the pinion 19 with the upper rack portion 21 of the magazine loading rack 23, and the magazine loading rack ( The inner rack portion 22 of 23 is engaged with the A gear 28 driven by the motor 29, and the rack portion 25 engaged with the B gear 31 engaged with the A gear 28 is provided. The formed tray loading rack 26 is slidably installed with the magazine loading rack 23 to form an interlocking protrusion 24 in the magazine loading rack 23, and the interlocking protrusion 24 in the tray loading rack 26. The guide hole 27 to which the guide is inserted, and after the disk selection plate 1 The disk selector gears 48 are provided on both sides of the pickup module chassis 40 installed on the side, and the loading chassis 45 having the carrier 56 is installed on the upper portion of the pickup module chassis 40. At the distal end of the 45, the gears 47 and 47 'which are engaged with the disk selector gear 48 and driven by the motor 49 are installed in a mandrel, and the carrier 56 is interlocked with the tray loading rack 26. Magazine and tray loading device for multi-compact disc player. According to claim 1, wherein the disk selection plate (1) to form a plurality of vertical guide holes (2) (3) (5) and horizontal guide holes (6) (7) at regular intervals, the magazine housing ( Guide pins 11 and 12 are protrudingly installed at both ends of the both side walls of the 10 to penetrate the guide pins 11 and 12 through the vertical guide holes 2 and 3, respectively. (14), the connecting pin 15 for connecting the middle portion of the A, B links (13) and (14) is inserted into the intermediate vertical guide hole (5) so as to lift and lower the multi Magazine and tray loading equipment for compact disc players. The magazine and tray loading apparatus for a multi compact disc player according to claim 1, wherein a guide roller (8) (8 ') is fixed to the upper surface of the magazine housing (10). 2. The pin (51) according to claim 1, wherein the disk selector gear (48) is fixed to the fixing section (43) formed at both sides of the pickup module chassis (40) and the rear side of the rear surface of the disk select plate (1). 52) and a washer 53 and 54 fitted thereto, and a guide hole 48a into which one guide pin 11 of the magazine housing 10 is fitted is formed at the upper end of the multi compact disc player. Magazine and tray loading device. One side end of the carrier guide 60 is formed on the rear side of the carrier 56, the guide hole 58 is attached to the switch 59, the upper end is projected through the guide hole 58 of the carrier 56 The magazine and tray loading apparatus of the multi-compact disc player, characterized in that the fixing to the front end of the tray loading rack (26).