KR100364634B1 - Apparatus for guiding tray for cd-rom driver - Google Patents

Abstract

The present invention is to allow the movement of the tray 42 to move forward and backward in a balanced state by the motor 10 to further reduce vibration and noise, the structure is the main base constituting the CD ROM (6); A tray (42) installed on the main base (6) so as to slide forward and backward to settle the compact disc; Rollers 56 positioned on both sides of the tray 42 to pressurize to maintain balance when moving back and forth; A rod 54 rotatably coupling the roller 56 and installed on the side wall 38 of the main base 6; The present invention relates to a tray guide device of a CD ROM driver including a motor 10 installed below the main base 6 and configured to provide a force to move the tray 42 back and forth.

Description

Tray guide device in CD-ROM driver {APPARATUS FOR GUIDING TRAY FOR CD-ROM DRIVER}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a compact disk (read only memory) driver device for fixing a tray. In particular, the front and back trays can be moved in a balanced manner within the main base to reduce vibration and noise. It is about the tray guide device of a CD-ROM driver.

In general, a CD-ROM is a device for recording and reproducing various types of information using a compact disk. The CD-ROM can be used in combination with a computer to record an image or audio, or to display recorded information on a display device. It is used for various information indicators related to the vehicle status.

The prior art is composed of a main base is formed with a guide ball for guiding the pick-up device, the rail is protruded on both sides of the main base.

A side wall is located at one side of the rail, and the side wall is formed at a predetermined height away from the floor.

The main base is slidably coupled on the rail to mount the compact disc, and the main base is provided with a motor providing power to move the tray.

Referring to the operation of the conventional technology configured as described above is as follows.

First, when the user presses the switch of the CD-ROM driver, the motor operates and moves the tray along the rail to the outside of the main base. At this time, as the motor rotates rapidly, a part of the tray rises and flows left and right. Done.

As described above, if the flow degree is severe, the tray may deviate from the rail. At this time, the tray may be prevented from moving by a protrusion formed on the side wall of the main base.

When the tray is moved to a predetermined position and stopped, the compact disc is mounted on the tray and the switch is pressed again to reverse the motor and to return to the original position.

At this time, since the motor rotates rapidly when the tray is returned, the tray flows up, down, left, and right as described above.

As described above, when the tray is returned to its original position and stopped, the pickup apparatus catches and rotates the compact disc, and simultaneously reads the information stored in the compact disc and transmits the information to the central processing unit (CPU).

According to the conventional technology, when the motor rotates rapidly to move the tray forward and backward, the tray flows upward, downward, left, and right, and thus, vibration and noise are severely generated.

An object of the present invention is to allow the tray to move forward and backward by a motor to maintain a balance, thereby reducing vibration and noise.

The present invention for realizing this, a main base constituting the CD ROM, a tray which is installed to slide back and forth on the main base so that the compact disk can be placed, and located on the upper sides of the tray, The roller is pressurized to maintain balance when moving backward, the rod is rotatably coupled to the roller and is installed on the side wall of the main base, and the motor is installed under the main base to provide an action force to move the tray back and forth. It is composed.

1 is an installation state diagram of a CD-ROM driver forming the present invention.

2 is an exploded perspective view of the CD-ROM driver forming the present invention.

3 is a plan view of a main base forming the present invention;

4 is a cross-sectional view taken along the line A-A of FIG.

5 is a cross-sectional view taken along the line B-B in FIG.

<Explanation of symbols for the main parts of the drawings>

2: Body 4: CD Rom 6: Main Base

8: Guide ball 10: Motor 12: Drive pulley

14: Belt 16: driven pulley 18: children gear

20: loading gear 22: bed 24, 28: pin

26: locker 30: gear 32, 40: hook

34: rail 36: protrusion 38: side wall

42: Tray 44: Groove 46: Rack

In the present invention, as shown in FIG. 1, a CD-ROM 4 is installed in a body 2 constituting a computer. The structure of the present invention will be described with reference to FIGS.

First, the CD-ROM 4 has a main base 6 formed therein, through which a guide ball 8 for guiding the operation of a pickup device (not shown) is formed in the center of the main base 6. .

In addition, a motor 10 for providing power to the tip of the guide ball 8 is installed by coupling a driving pulley 12, and a part of the belt 14 for transmitting power is wound around the driving pulley 12. In addition, another part of the belt 14 is wound around the driven pulley 16 forming the gear at the bottom thereof.

In addition, an idle gear 18 that transmits power to the driven pulley 16 is gear-coupled, and a loading gear 20 is gear-coupled to the idle gear 18, and the driven pulley 16 and the idle gear 18 are geared up. ), The loading gear 20 and the like are rotatably coupled to the pin 24 installed vertically on the bed 22, and the bed 22 is screwed onto the main base 6.

One side of the loading gear 20 is a rocker 26 for transmitting power is coupled to the pin 28 is installed vertically on the main base 6, the rocker 26 and the gear gear and the gear Gear 30 to be coupled is formed at one end, the other side is formed with a hook 32 to play a fixed role.

At this time, the pitch of the gear 30 formed in the rocker 26 is larger than the pitch of the loading gear 20.

On the other hand, the rail 34 is formed on both sides of the main base 6 along the length direction, and the projections 36 located at a predetermined height from the bottom of the side wall 38 of the main base 6 have a predetermined interval. A slot 52 is formed on the lower line where the protrusion 36 is formed, and the rod 54 is installed to rotate in the slot 52.

The roller 54 is coupled to the front end of the rod 54 to prevent the tray 42 from flowing. The roller 56 is connected to the rear end of the rod 54 at an upper portion of the wing 48. A spring 58 is provided to provide an action force to always press the surface, one end of the spring 58 is fixed to the rear end of the rod 54, the other end is formed on the back of the side wall 38 It is fixed to the projection (60).

In addition, the rear end of the side wall 38 is formed so that the hook 40 which is located below the protrusion 36 and maintains a balance elastically flows.

In addition, a tray 42 is mounted on the main base 6 to mount a compact disk. A groove 44 is formed in the lower portion of the tray 42 along a length direction, and the groove 44 The rail 34 is coupled to the sliding.

In addition, the lower inner side of the tray 42, the rack 46 to the gear coupling with the gear 20 is formed along the longitudinal direction, the wings 48 are formed at both ends, the front of the hook of the rocker 26 One hole 50 penetrates and is formed so that 32 can be inserted and removed.

Referring to the operation of the present invention configured as described above are as follows.

First, when the user presses a switch not shown, the motor 10 is operated to transmit power to the driven pulley 16 through the belt 14 coupled to the driving pulley 12, and the power is continuously driven. The idle gear 18 and the loading gear 20 which are geared to the gear 16 are rotated at the same time.

When the loading gear 20 is rotated by the power transmitted as described above, the rack 46 coupled to the gear is moved. As a result, the tray 42 has a groove 44 formed at a lower portion thereof on the rail 34. Sliding and moving, and at the same time, the rear end of the wing 48 of the tray 42 is separated from the hook 40 formed on the side wall 38 of the main base 6, and together with the front of the tray 42. From the hole 50 formed in the hook 32 of the rocker 26 is separated together.

In addition, when the roller 56 pressurizing the wing 48 is rotated by the tray 42 and is disengaged from the wing 48, the spring 58 pulls the rear end of the rod 54. 54 rotates inside the slot 52 and positions the roller 56 coupled to the distal end off the top surface of the wing 48.

If the tray 42 continues to move to a predetermined position and stops, the user places the compact disc on the upper portion of the tray 42, and at the same time, when the switch is pressed again, the motor 10 rotates in the reverse direction. .

As described above, when the motor 10 rotates in the reverse direction, the driven pulley 12, the idle gear 18, the loading gear 20, and the like rotate in the reverse direction, and at the same time, the loading gear ( The rack 46, geared to 20, retreats and returns the tray 42 to its original position.

Accordingly, by rotating the rocker 26, which is partially geared to the loading gear 20 in the reverse direction, the hook 32 is moved away from the hole 50 of the tray 42.

When the tray 42 is moved as described above, the roller 56 located at the rear end of the wing 48 is rotated while being placed on the upper surface, and the roller 56 is placed on the upper surface of the wing 48. When the rod 54 is rebounded, the rod 54 repels the elastic force of the spring 58 and rotates inside the slot 52.

Subsequently, when the tray 42 is moved, the hook 40 positioned at the rear end of the side wall 38 comes into contact with the upper surface of the wing 48, which causes the tray 42 to contact the hook 40. To maintain balance.

When the operation of the tray 42 moved as described above is terminated, the pickup device located below the main base 6 catches and rotates the compact disc, and at the same time reads information from the compact disc and transfers the information to the CPU (not shown). .

The present invention has the effect of reducing the vibration and noise by allowing the tray to move forward and backward by maintaining a balance.

Claims (3)

A main base constituting the cdrom; A tray installed on the main base so as to slide forward and backward to settle the compact disc; A roller positioned at an upper edge of the tray to maintain balance when moving back and forth; A rod which is rotatably coupled to the front end and installed on a side wall of the main base; A motor installed under the main base to provide an action force to move the tray back and forth; The rod is installed on the side wall of the tray to be rotated, and the rear end of the rod is configured of a spring for providing a force to the roller to press the upper edge of the edge of the tray guide of the CD ROM driver, characterized in that Device. delete The method of claim 1, CD-ROM driver tray guide device, characterized in that the hook is formed inside the side wall of the main base to prevent the tray flows up, down, left, right when moving forward or backward.