KR19990009673U - Assembly structure of video cassette recorder - Google Patents

Abstract

The present invention discloses an assembly structure of a video cassette recorder.

In the assembly structure of the conventional video cassette recorder, since the front bracket is assembled by screwing the upper part of the front surface of the main chassis, the assembling process becomes cumbersome and complicated, and the assemblability of the product is remarkably reduced. In addition, it was a factor that increases the production cost of the product, such as the need for a separate mold for manufacturing the front bracket by the bending of the press.

The present invention has a supporter for supporting the deck assembly to prevent the flow and departure of the deck assembly in front of the lower surface of the top cover, the supporter is horizontal to the lower surface of the top cover to support the upper surface of the housing to control the flow and departure in the up and down direction And a first support rib protruding in the direction, and a second support rib protruding in the vertical direction to support the side of the housing at one end of the support rib so as to restrict the flow and departure in the left and right directions.

Therefore, the supporter is integrally molded on the lower surface of the top cover, thereby simplifying the assembly process and simplifying the assembly process due to a simple structure and structure that prevents the flow and detachment of the deck assembly. Not only is it improved, but the production cost of the product is greatly reduced.

Description

Assembly structure of video cassette recorder

The present invention relates to a video cassette recorder, and more particularly, to an assembly structure of a video cassette recorder to improve the assemblability of a product.

In general, a tape recorder such as a video cassette recorder or the like records or reproduces video and audio signals on a tape traveling along a certain running path of a traveling system by rotating a head drum.

As shown in FIG. 1, the assembly structure of the conventional video cassette recorder is made of a main chassis (main chissis) 10 having a substantially box shape, and a circuit board 11 is provided inside the main chassis 10. A deck assembly 12 is installed on the circuit board 11.

Deck assembly 12 is equipped with a housing (12B) in front of the top surface of the deck (12A), and loading and ejecting the cassette (not shown) along the horizontal and vertical section inside the housing (12B) A holder 12C for ejecting is mounted, and a recording / reproducing means such as a head drum 12D is mounted on an upper surface of the deck 12A.

In addition, a front panel 13 is mounted on the front of the main chassis 10, and a top cover 14 and a bottom cover 15 are provided on the upper and lower parts of the main chassis 10. Each is equipped. The top and bottom covers 14 and 15 are manufactured by pressing on an iron plate, for example, an electrogalvanized steel sheet.

However, during the reliability test of the video cassette recorder, for example, the drop and vibration test, the flow and departure of the deck assembly 12 or the front panel 13 are generated, and the breakage and the appearance defect are generated by hitting the top cover 14.

Accordingly, in order to prevent the deck assembly 12 or the front panel 13 from moving out, the front bracket 16 is fastened by a plurality of screws 17 to the front upper part of the main chassis 10. do. At this time, the front bracket 16 is fastened by the screw 17 together with the front panel 13 and is installed to support the upper surface of the housing 12B.

However, in the assembly structure of the conventional video cassette recorder as described above, since the front bracket 16 is assembled by the fastening of the screws 17 on the front upper part of the main chassis 10, the assembling process becomes cumbersome and complicated, and assemblability of the product is achieved. There was a problem that this markedly decreased. For example, it is very difficult to fasten the screw 17 together with the front panel 13 while the operator holds the front bracket 16 by hand, and the fastening work of the screw 17 is mostly performed by an electric screwdriver. Since the situation is performed by the use, the operator's operation is unnatural and the assembly of the product is significantly reduced.

On the other hand, since the front bracket 16 is manufactured by bending of a press using a steel plate as a material, factors that increase the production cost of the product, such as a separate mold required for manufacturing the front bracket 16, are required. It worked.

The present invention has been made to solve the above-mentioned conventional problems, the object of the present invention is not only to improve the assembly of the product by a simple configuration and structure, but also to reduce the production cost of the product video cassette It is to provide an assembly structure of the recorder.

1 is a perspective view showing a separate assembly structure of a conventional video cassette recorder;

2 is a perspective view separately showing an assembly structure of a video cassette recorder according to the present invention;

3 is a cross-sectional view partially showing an assembly structure of a video cassette recorder according to the present invention.

♣ Explanation of symbols for the main parts of the drawing ♣

10; Main chassis 11; Circuit board

12; Deck assembly 12A; Deck

12B; Housing 12C; Holder

13; Front panel 14; Top cover

15; Bottom cover 20; Supporter

21; First support rib 22; 2nd support rib

A feature of the present invention for achieving the above object is a main chassis of a substantially box-shaped body having a front and a top surface, a circuit board installed inside the main chassis to constitute an electronic circuit, and installed on an upper portion of the circuit board. A video cassette including a deck assembly having a housing mounted on an upper surface of the deck and a holder for loading and ejecting a cassette inside the housing, and a top cover and a bottom cover respectively mounted on upper and lower portions of the main chassis. In the recorder, a pair of supporters are formed in front of the lower surface of the top cover to prevent the deck assembly from being moved and separated from each other by a predetermined distance, and the supporters support the upper surface of the housing to restrict the flow and departure of the upper and lower directions. A pair of first support ribs protruding substantially in the horizontal direction on the lower surface of the top cover, and a housing at one end of the support ribs; An assembly structure of a video cassette recorder having a pair of second support ribs protruding in a substantially vertical direction so as to support the side surface thereof so that flow and departure in the left and right directions are restricted.

Hereinafter, one preferred embodiment of an assembly structure of a video cassette recorder according to the present invention will be described in detail with reference to the accompanying drawings.

2 and 3 are views for explaining the assembly structure of the video cassette recorder according to the present invention, the basic configuration of the video cassette recorder described in Figure 1 will be described with the same reference numerals.

First, referring to Figures 1 and 2, the main chassis 10 is made of a plastic molded body of a substantially box-shaped front and top surface, and constitutes an electronic circuit inside the main chassis 10. The circuit board 11 is provided.

On the other hand, the deck assembly 12 is installed on the upper portion of the circuit board (11). The deck assembly 12 has a housing 12B mounted in front of the top surface of the deck 12A, and a holder 12C for loading and ejecting a cassette (not shown) along horizontal and vertical sections inside the housing 12B. On the upper surface of the deck 12A, recording / reproducing means such as the head drum 12D is mounted.

In addition, the front panel 13 is mounted on the front surface of the main chassis 10, and the top cover 14 and the bottom cover 15 are respectively mounted by fastening the upper and lower portions of the main chassis 10. At this time, the top cover 14 is made of a metallic plastic material by molding, and the bottom cover 15 is made of an iron plate, for example, an electrogalvanized steel sheet or a metallic plastic material.

The metallic plastic is composed of a composition in which aluminum (Al) and a crosslinkable rubber are added to high impact polystyrene (HIPS). That is, the metallic plastic is a composition containing about 15% of aluminum and about 5% of a crosslinkable rubber, mainly composed of high-impact polystyrene, and a top cover 14 formed by molding the metallic plastic as a material. ).

As shown in FIGS. 2 and 3, a pair of supporters 20 which are supported at the front of the lower surface of the top cover 14 so as to prevent the flow and detachment of the housing 12B are formed at a predetermined distance apart from each other.

The supporter 20 has a pair of first support ribs 21 which protrude in a substantially horizontal direction on the lower surface of the top cover 14 so as to press and support the upper surface of the housing 12B, and one side of the support ribs 21. At the end, there is a pair of second support ribs 22 protruding in a substantially vertical direction to support the side of the housing 12B. At this time, the first support ribs 21 of the supporter 20 regulate the flow and departure in the up and down directions, and the second support ribs 22 regulate the flow and departure in the left and right directions.

In addition, the first support rib 21 of the supporter 20 protrudes to have a height high enough to be supported on the upper surface of the housing 12B when the top cover 14 is assembled to the upper portion of the main chassis 10. That is, the supporter 20 has a first support rib 21 supporting the upper surface of the housing 12B and a second support rib 22 supporting the side surface of the housing 12B in a substantially L shape.

On the other hand, the supporter 20 is shown that the two are formed to correspond to each other, the position and number of the supporters 20 can be appropriately changed, the supporter 20 is formed integrally during the molding of the top cover 14 It is easily understood by those skilled in the art.

Therefore, the present invention, when the main chassis 10 and the top cover 14 is assembled, the upper surface of the housing 12B is firmly supported by the first support ribs 21 of the supporter 20 so that the flow in the up and down directions And the release is regulated and the side of the housing 12B is firmly supported by the second support rib 22 to restrict the flow and departure in the left and right directions, thereby preventing the deck assembly 12 from flowing and leaving. .

In short, the housing 12B is firmly supported by the supporter 22 by assembling the top cover 14 on the upper part of the main chassis 10, so that during the reliability test of the video cassette recorder, for example, the drop and vibration test. Flow and departure of the deck assembly 12 is effectively prevented.

In addition, since the supporter 20 of the top cover 14 is manufactured with a simple structure and configuration for supporting the housing 12B, the assembly process is simple and easy, and the management of the assembled parts is easy, resulting in remarkable assembly of the product. Is improved. In addition, the production cost of the product is greatly reduced such that the supporter 20 is integrally molded at the time of manufacturing the top cover 14 so that a separate mold is unnecessary.

On the other hand, the above-described embodiment is merely to describe one preferred embodiment of the present invention, the scope of application of the present invention is not limited to such, and can be changed appropriately within the scope of the same idea. For example, the shape and structure of each component specifically shown in the embodiment of the present invention can be modified. In addition, the present invention can be widely applied to configure the main body of various electrical and electronic products made of iron plate material.

As described above, according to the assembling structure of the video cassette recorder according to the present invention, the assembling process is simple and easy due to the simple structure and structure that the supporter is integrally molded on the lower surface of the top cover to prevent the flow and detachment of the deck assembly. It becomes easy to manage the assembly parts, not only the remarkability of the product is significantly improved, but also the production cost of the product is greatly reduced.

Claims (1)

A main box of a substantially box-shaped front and top surface, a circuit board installed inside the main chassis to constitute an electronic circuit, and a housing mounted on the upper surface of the deck and installed above the deck. A video cassette recorder comprising a deck assembly mounted with a holder for loading and ejecting a cassette inside a housing, and a top cover and a bottom cover respectively mounted to upper and lower portions of the main chassis. A pair of supporters 20 for supporting the deck assembly 12 to prevent the flow and departure of the deck assembly 12 in front of the lower surface of the top cover 14 are formed to be a predetermined distance apart, The supporter 20 supports a top surface of the housing 12B so that a pair of first support ribs protruding in a substantially horizontal direction from the bottom surface of the top cover 14 so that flow and separation in the up and down directions is restricted ( 21 and a pair of second support ribs 22 protruding in a substantially vertical direction to support the side surface of the housing 12B at one end of the support ribs 21 so as to restrict flow and separation in the left and right directions. Assembly structure of a video cassette recorder having a.