CN212061866U

CN212061866U - DVD (digital video disk) machine core with buffer device

Info

Publication number: CN212061866U
Application number: CN202020318312.8U
Authority: CN
Inventors: 王关根
Original assignee: Zhongshan Bomei Electronic Technology Co ltd
Current assignee: Zhongshan Bomei Electronic Technology Co ltd
Priority date: 2020-03-14
Filing date: 2020-03-14
Publication date: 2020-12-01
Anticipated expiration: 2030-03-14

Abstract

The utility model discloses a DVD core with buffer, including the movement frame, be equipped with the carousel mechanism and the setting that are used for rotating the video disc on the movement frame and be in carousel mechanism one side is used for reading the reading mechanism of video disc, carousel mechanism includes the carousel and sets up be used for the drive on the movement frame carousel pivoted first power unit, reading mechanism is including setting up slide rail and edge on the movement frame the slide rail slides and is close to or keeps away from first power unit reads the laser head of video disc, the laser head is close to one side of first power unit is equipped with buffer. Adopt this kind of structure, because buffer gear's effect has reduced the vibrations of laser head improve the stability of reading the dish, overcome the problem that the laser head that prior art exists removes and produces vibrations influence reading effect when being close to the motor.

Description

DVD (digital video disk) machine core with buffer device

[ technical field ] A method for producing a semiconductor device

The present application relates to a DVD player, and more particularly, to a DVD player with a buffering mechanism.

[ background of the invention ]

The DVD core is used as an important part of the DVD machine and mainly comprises a turntable arranged on a DVD support and used for rotating a disc and a laser head for reading the turntable, wherein the turntable is provided with a motor for driving the turntable to rotate, and when the laser head slides along the DVD support to be close to the turntable, the laser head is easy to collide with the motor, so that the reading effect of the disc is influenced by vibration.

[ summary of the invention ]

The invention provides a DVD movement with a buffer device, which is improved aiming at the problem that the reading effect is influenced by the vibration generated when a laser head moves close to a motor in the prior art.

For solving above-mentioned technical problem, a DVD core with buffer, including the core frame, be equipped with the carousel mechanism that is used for rotating the video disc on the core frame and set up and be in carousel mechanism one side is used for reading the reading mechanism of video disc, carousel mechanism includes the carousel and sets up be used for the drive on the core frame carousel pivoted first power unit, reading mechanism is including setting up slide rail on the core frame and edge the slide rail slides and is close to or keeps away from first power unit reads the laser head of video disc, the laser head is close to one side of first power unit is equipped with buffer.

As an improvement of the above DVD player with a buffer device, the buffer mechanism includes a buffer protruding strip which is arranged on the laser head and can extend out of or retract into the laser head along the sliding direction of the laser head.

As an improvement of the DVD machine core with the buffer device, a groove is arranged on the laser head, the buffer convex strip is arranged in the groove, and a first elastic piece which elastically presses the buffer convex strip towards the outside of the laser head is arranged in the groove.

As an improvement of the DVD player with the buffering device, a first fixing protrusion is disposed in the groove, and the first elastic member is sleeved on the first fixing protrusion.

As an improvement of above-mentioned DVD core with buffer, be equipped with the drive on the core frame the laser head is followed the gliding second power unit of slide rail, second power unit is including setting up motor on the core frame, the output transmission of motor is connected with the gear train, be equipped with on the slide rail with gear train meshing's rack, the rack with the laser head is connected and is driven the laser head is followed the slide rail slides.

As an improvement of the DVD movement with the buffering device, the sliding rail comprises a first sliding rail and a second sliding rail which are oppositely arranged, the laser head and the gear rack are sleeved on the first sliding rail, and one end, far away from the first sliding rail, of the laser head is connected to the second sliding rail in a clamping mode.

As an improvement of the DVD player with the buffer device, the gear rack is provided with a pressing convex strip for pressing the laser head to enable the gear rack to be meshed with the gear set.

As an improvement of the DVD movement with the buffer device, the laser head comprises a laser head substrate, a light hole is formed in the laser head substrate, and a collimating mirror is arranged on the light hole.

Compared with the prior art, the invention has the following advantages:

the utility model provides a DVD core with buffer adopts the laser head is close to one side of first power unit sets up buffer gear. When the laser head slides and is close to during the first power unit, because buffer gear's effect reduces the vibrations of laser head improve the stability of reading the dish, overcome the problem that the laser head removal that prior art exists produces vibrations when being close to the motor and influence the reading effect.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.

FIG. 1 is a perspective view of a DVD cartridge having a cushioning device according to the present application;

FIG. 2 is a partially exploded view of a DVD cartridge having a cushioning mechanism according to the present application;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a perspective view of a DVD cartridge with a cushioning device according to the present application;

fig. 5 is a partially enlarged view of B in fig. 4.

[ detailed description ] embodiments

In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The DVD movement with the buffering device shown in the figures 1-5 comprises a movement frame 1, wherein a turntable mechanism 2 used for rotating a disc and a reading mechanism 3 arranged on one side of the turntable mechanism 2 and used for reading the disc are arranged on the movement frame 1, the turntable mechanism 2 comprises a turntable 21 and a first power mechanism 22 arranged on the movement frame 1 and used for driving the turntable 21 to rotate, the reading mechanism 3 comprises a sliding rail 31 arranged on the movement frame 1 and a laser head 32 arranged along the sliding rail 31 and used for sliding close to or far away from the first power mechanism 22 to read the disc, and the buffering mechanism 4 is arranged on one side of the laser head 32 close to the first power mechanism 22. By adopting the structure, the vibration of the laser head 32 is reduced due to the action of the buffer mechanism 4, the stability of reading a disc is improved, and the problem that the reading effect is influenced by the vibration generated when the laser head moves to be close to the motor in the prior art is solved.

Further, the buffer mechanism 4 comprises a buffer convex strip 41 which is arranged on the laser head 32 and can extend out or retract into the laser head 32 along the sliding direction of the laser head 32. The buffer mechanism 4 adopts the structure, and has simple structure and convenient implementation.

Further, be equipped with recess 5 on the laser head 32, be equipped with in the recess 5 buffer convex strip 41, be equipped with in the recess 5 to the outer elasticity of laser head 32 is the pressure surely the first elastic component 6 of buffer convex strip 41. With such a structure, the buffering convex strip 41 can rebound smoothly after being separated from the first power mechanism 22.

Further, a first fixing protrusion 7 is arranged in the groove 5, and the first elastic piece 6 is sleeved on the first fixing protrusion 7. With this structure, the position of the elastic member 6 can be effectively fixed.

Further, be equipped with the drive on the core frame 1 the laser head 32 is followed the gliding second power unit 8 of slide rail 31, second power unit 8 is including setting up motor 81 on the core frame 1, the output transmission of motor 81 is connected with gear train 82, be equipped with on the slide rail 31 with gear train 82 meshing's gear rack 83, gear rack 83 with the laser head 32 is connected and is driven the laser head 32 is followed the slide rail 31 slides. As shown in the figure, the second power mechanism 8 is a motor disposed on the movement frame 1, and with such a structure, the axial rotation of the motor can be converted into a linear movement, so as to achieve the purpose of driving the laser head 32 to slide along the slide rail 31.

Further, the slide rail 31 includes the first slide rail 311 and the second slide rail 312 that set up relatively, the laser head 32 with the rack 83 suit is in on the first slide rail 311, the laser head 32 is kept away from the one end joint of first slide rail 311 is in on the second slide rail 312. With this structure, the stability of the laser head 32 during sliding can be further improved, and the reading quality can be improved.

Further, the gear rack 83 is provided with a pressing convex strip 15 which presses the laser head 32 to enable the gear rack 83 to be meshed with the gear set 82. With the structure, the gear rack 83 can be prevented from shaking in the direction perpendicular to the length of the slide rail 31 in the sliding process, the stability of the laser head 32 in sliding is further improved, and the reading quality is improved.

Further, the laser head 32 includes a laser head substrate 321, a light hole 322 is formed in the laser head substrate 321, and a collimating mirror 323 is disposed on the light hole 322. With this configuration, the collimating mirror 323 can improve the light passing rate and improve the reading quality.

The utility model discloses scheme DVD core with buffer's theory of operation as follows:

the invention provides a DVD (digital video disk) core with a buffer device, which comprises a core frame, a first power mechanism arranged on the core frame and used for driving a turntable to rotate, and a laser head sliding along a slide rail and close to the first power mechanism, wherein the buffer mechanism is arranged on one side of the laser head close to the first power mechanism.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.

Claims

1. The utility model provides a DVD core with buffer, its characterized in that, includes core frame (1), be equipped with carousel mechanism (2) and the setting that is used for rotating the disc on core frame (1) and be in carousel mechanism (2) one side is used for reading mechanism (3) of disc, carousel mechanism (2) are including carousel (21) and setting are in be used for the drive on core frame (1) carousel (21) pivoted first power unit (22), reading mechanism (3) are including setting up slide rail (31) and edge on core frame (1) slide rail (31) and be close to or keep away from first power unit (22) read laser head (32) of disc, laser head (32) are close to one side of first power unit (22) is equipped with buffer gear (4).

2. The DVD deck with a buffering device according to claim 1, wherein the buffering mechanism (4) includes a buffering rib (41) provided on the laser head (32) to be extended or retracted in the sliding direction of the laser head (32).

3. The DVD player with a buffering device according to claim 2, wherein a groove (5) is formed on the laser head (32), the buffering protrusion (41) is disposed in the groove (5), and a first elastic member (6) elastically pressing the buffering protrusion (41) outward of the laser head (32) is disposed in the groove (5).

4. A DVD movement with a buffering mechanism according to claim 3, characterized in that a first fixing protrusion (7) is provided in the groove (5), and the first elastic member (6) is sleeved on the first fixing protrusion (7).

5. The DVD movement with the buffering device according to claim 4, wherein a second power mechanism (8) for driving the laser head (32) to slide along the slide rail (31) is arranged on the movement frame (1), the second power mechanism (8) comprises a motor (81) arranged on the movement frame (1), a gear set (82) is connected to the output end of the motor (81) in a transmission manner, a gear rack (83) meshed with the gear set (82) is arranged on the slide rail (31), and the gear rack (83) is connected with the laser head (32) and drives the laser head (32) to slide along the slide rail (31).

6. The DVD deck with a buffering device according to claim 5, wherein the slide rail (31) comprises a first slide rail (311) and a second slide rail (312) which are oppositely arranged, the laser head (32) and the gear rack (83) are sleeved on the first slide rail (311), and one end of the laser head (32) far away from the first slide rail (311) is clamped on the second slide rail (312).

7. The DVD deck with buffering mechanism according to claim 6, wherein the gear rack (83) is provided with a pressing rib (15) for pressing the laser head (32) to make the gear rack (83) engaged with the gear set (82).

8. The DVD deck with the buffering device according to claim 7, wherein the laser head (32) comprises a laser head base plate (321), the laser head base plate (321) is provided with a light hole (322), and the light hole (322) is provided with a collimating mirror (323).