JPS62239391A - Magnetic disk device - Google Patents

Abstract

PURPOSE:To attain the effective application of the unit installing space of a store shelf by providing a mounting table for each unit to one side of the store shelf together with a shift means which moves the table to a desired position of said one side of the shelf and moves up and down each unit by means of said table and shift means. CONSTITUTION:When a built-in unit 10 is installed, the unit 10 is put on a table 39 provided in front of a store shelf 12. Then wire ropes 51 and 51 are taken up to move the tale 39 up to a prescribed position of the shelf 12 with operation of a handle 62 of a control part 60. In such a way, the units can be easily replaced and increased and also a disk assembly 31 and a control circuit 32 are stored in a body into the unit 10. Thus the space of installation is reduced to the shelf 12 and therefore each unit 10 can be extended.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a large magnetic disk device used in a computer system. It relates to items stored in one storage shelf divided into multiple stages.

[Prior Art] As a conventional technology for large-sized magnetic disk devices, there is a known technology shown in, for example, Japanese Utility Model Application Publication No. 60-40099. In this known technology, as shown in FIG. 11, a plurality of disk systems each consisting of a disk unit 1, an electric circuit unit 2, and a power supply unit 3 are provided to expand the storage capacity. Since the number of units increases, the units are stacked in multiple stages according to function in one housing 4.

On the other hand, in recent years, magnetic disk devices have been required to have higher performance as storage capacity has expanded, and there has been a trend toward replacing or adding disk units and electric circuits to improve performance.

[Problems to be solved by the invention] By the way, in the known technology, each unit 1, 2
．． 3 is quite heavy, so it is difficult to attach and remove it by hand, especially in the upper part of the housing 4.

In such cases, conventional methods require maintenance, replacement, expansion, etc. of each unit at the location where the equipment is installed.

As shown in FIG. 11, a movable lifting device 5 is used, and each unit 1, 2.3 must be attached or removed using the lifting device 5.

There was the inconvenience of having to transport the lifting device 5 to the installation location one by one.

In addition, since one disk system is divided into three units: disk 1, electric circuit 2, and power supply 3, the installation area of one disk system is large. Even if an attempt was made to expand the storage capacity, there was a problem in that it was not possible to easily add more units.

In view of the above-mentioned disadvantages of the prior art, it is an object of the present invention to easily replace and maintain the unit without transporting the elevating device, to easily expand the unit by effectively utilizing space, and to further expand the storage capacity. An object of the present invention is to provide a magnetic disk device that can achieve the following.

[Means for Solving the Problems] The present invention provides a plurality of built-in units in which disk assemblies and corresponding control circuit units are integrally incorporated and housed, a power supply unit for the built-in units, and each of the built-in units. It is equipped with a storage shelf that stores the units divided into multiple stages. A mounting base on which each unit can be mounted and a moving means capable of moving the mounting base to a desired position on one side of the storage shelf are provided on one side of the storage shelf.

[Function] The present invention allows each unit to be moved to any position on the storage shelf using the table and moving means, so there is no need to use a conventional elevator to transport the unit to the location where the magnetic disk drive is installed. The unit can be easily replaced and maintained, and since the disk assembly and control circuit are integrated, the installation space on the storage shelf can be used effectively. Capacity can be further expanded.

[Example] Hereinafter, an example of the present invention will be described with reference to FIGS. 1 to 6. 1 and 2 are an overall perspective view and a side view showing the first embodiment of the present invention, FIG. 3 is an enlarged perspective view showing a part of the moving device, and FIG. 4 is a sectional view of the built-in unit. FIG. 5 is an exploded perspective view of the built-in unit, and FIG. 6 is a perspective view of the disk assembly.

The magnetic disk device of the embodiment shown in these figures is as follows.

It includes a built-in unit 10, a power supply unit 11, and a storage shelf 12 in which a plurality of these units are arranged horizontally and stacked vertically in a plurality of tiers.

The built-in unit 10 is configured to house a disk assembly 31 and a control circuit section 32 integrated therein, as shown in FIGS. 4 to 6.

More specifically, the built-in unit IO has an upper case 13, a lower case 14, and a rear side plate 15, and the disk assembly 31 is attached to the lower case 14 by a presser 16 provided thereon. Lower case 14
The upper case 13 and the rear side plate 15 are assembled by fastening means (not shown) to house the disk assembly 31 and the control circuit section 32 integrated therein.

In order to cool the disk assembly 31 and the control circuit section 32 in this built-in unit 10, a ventilation fan 17 is attached to the rear side plate 15, and ventilation holes are provided in the front side plates 18 and 19 of the upper and lower cases 13 and 14, respectively. 20 are provided.

Furthermore, the upper case 13, the lower case 14, and the rear side plate 1
5 is made of a material for shielding external magnetism so that the disk assembly 31 and the control circuit section 32 are not affected by external magnetism.

The power supply unit 11 supplies power to the disk assembly 31 and control circuit section 32 in one built-in unit 10, and in this example, it is composed of a single unit that can distribute power to each unit 10. , built-in unit 10
It is smaller.

As shown in FIGS. 1 and 2, the storage shelf 12 is framed as a cube with a rectangular outer shape, and is divided into a plurality of rows in the horizontal direction and into multiple stages in the vertical direction. Shelf board 12. and rails 12 for guiding the movement of each unit 10.11 on both sides of each shelf board 12a.
b'.

A table 3 is provided on one side of the storage shelf 12.
9 and a moving device 40 for this table 39 are provided.

That is, the table 39 is for mounting the built-in unit 10 and the power supply unit 11, and has an appropriate depth so that each of these units 10 and 11 can be mounted in a stable state. It is formed with approximately the same width as the width.

The moving device 40 includes a support section 50 that supports the table 39 so as to be movable in the vertical direction A, and an operation section 70 that operates the movement of the table 39 in the vertical direction A.

As shown in FIGS. 1 to 3, the support section 50 has wire ropes 51 and 51 installed at rear positions on both sides of the table 39.
One end is hooked on each, and the other end is connected to the first pulley 5.
2 and a second pulley 53, and is wound around a drum 54. The first pulleys 52 are installed on both sides of the front surface of the storage shelf 12, and the second pulleys 53 are installed on both sides of the front surface of the storage shelf 12.
2 are respectively attached to a case 55 fixed to the upper central part of the front surface. The drum 54 is pivotally supported within the case 55,
By rotating, the wire rope 51 wound around the table 39 is wound up or let out, so that the table 39 can be moved in the vertical direction.

Furthermore, as shown in FIGS. 1 and 2, the support section 50 has cylindrical rails 56 installed in the vertical direction on both sides of the storage shelf 12 in front of the wire rope 51, while cylindrical rails 56 are installed in the center position on both sides of the table 39. A pair of rollers 57 placed on both sides of the cylindrical rail 56 are rotatably attached, and when the table 39 is moved, the rollers 57 move around the cylindrical rail 56 to maintain the table 39 in a horizontal state. I have to.

As clearly shown in FIG.
A rotating shaft 61 is inserted through and supported by the rotating shaft 61, a handle 62 is attached to the outer end of the rotating shaft 61, and a main drive gear 63 is attached to the inner end of the rotating shaft 61.

The main driving gear 63 meshes with a gear 58 provided on one drum 54 and also meshes with a gear 58' provided on the other drum 54 via an intermediate gear 59, so that both drums 54 are rotated in opposite directions. They are rotated in the same direction and synchronously.

In the operation section 60, when the handle 62 is operated, the main drive gear 63 rotates both drums 54, 54 in opposite directions and synchronously, so that the respective wire ropes 51, 51 are wound to the same length or By drawing out the table 39, the table 39 is moved upward or downward.

Therefore, in the moving device 40, the support section 50 supports the table 39 so as to be movable in the vertical direction, and the operation section 60 operates the movement of the table 39 in the vertical direction.
is configured to move to a desired position on the front side of the storage shelf 12.

Although not shown in the operating section 60, there is a handle 62.
An interlock means is provided for locking the handle 62 at an arbitrary position and stopping the table 39 at a desired position.

Since the magnetic disk device of the embodiment is configured as described above, for example, in order to install the built-in unit 10, the built-in unit 10 is mounted on the table 39 provided in the front of the storage shelf 12, and The moving device 4
0, that is, by moving the operating unit 6 of the moving device 40.
This is done by operating the handle 62 of 0, winding up the wire ropes 51 and 51, and raising the table 39 to a predetermined position on the storage shelf 12.

Therefore, even if the built-in unit 10 and the power supply unit 11 are heavy, each unit to and ti can be easily moved up and down using the table 39 and the moving device 40, so that 1. Unlike the conventional example, it is no longer necessary to transport the lifting device to each installation location, and units can be easily replaced or expanded.

Furthermore, since the disk assembly 31 and the control circuit section 32 are integrally housed in the built-in unit IO, the disk assembly 31 and the control circuit section 32 are housed in one piece, so compared to the conventional example in which the disk unit and the control circuit unit are arranged separately, the disk assembly 31 and the control circuit section 32 are housed in an integrated manner. The installation space for l112 can be reduced, and each unit 10 can be increased accordingly. Moreover, since the disk assembly 31 and the control circuit section 32 are in an integral relationship, it is impossible to add only one of them, so it is of course an extremely rational storage form. , both can be transported just by transporting the built-in unit 10, and the transport efficiency is that much higher.

7 to 10 show a second embodiment of the invention.

This embodiment differs from the first embodiment in that the moving device 40 can move the table 39 not only vertically but also horizontally. .

Specifically, the table 39 in this case has an appropriate backing so that each unit 10.11 can be mounted thereon,
Moreover, it is formed in a shape having a width slightly larger than that of the built-in unit 10, and a mounting frame 391 is provided at the rear end for mounting on the moving device 40. In this installation, the frame 391 is framed in a rectangular shape so that each unit 10.11 passes through it.

The moving device 40 includes a support section 50 that supports the table 39 so as to be movable in the vertical direction, and an operation section 60 that operates the movement of the table 39 in the vertical direction.

The table 39 is configured to include an operating section 60 and a guide section 80 that can move horizontally within the support section 50.

That is, as shown in FIGS. 7 and 8, the support part 50 is attached to the table 39 by hooking one end of wire ropes 51 and 51 to both sides of the upper part of the frame 391, respectively.

Each other end is wound around a drum 54 via a pulley 53. The pulley 53 is attached to a case 55 provided at an upper position on the front surface of the storage shelf 12. drum 54
is pivotally supported within the case 55 as in the first embodiment, so detailed explanation will be omitted here.

Furthermore, as shown in FIGS. 7 and 8, the support section 50 has columnar rails 56 vertically installed between both sides of the lower base 71 and both sides of the operation section case 55, while the table A pair of rollers 57 are rotatably supported on both sides of the frame 391 so as to sandwich the cylindrical rail 56, thereby maintaining the table 39 in a horizontal state.

The operation section 60 is configured in the same manner as in the first embodiment, so a description thereof will be omitted.

The guide section 80 is connected to the lower base 71 of the support section 50 and the case 55, as shown in FIGS. 7, 8, and 10.
Wheels 81 and 82 are respectively pivotally supported on the upper part of the storage shelf 12, and rails 83 and 84 that guide the respective wheels 81 and 82 are connected to the storage shelf 12.
It is installed on the floor and top of the building. Rails 83 and 84
are laid on both sides of the floor and upper part of the front surface of the storage shelf 12.

This guide part 80 has each wheel 81, 82 connected to the rail 8.
3.84, the support section 5G and the operation section 60 move in both directions of the storage shelf 12, and the table 39 moves together with them in the horizontal direction B.

Therefore, in the moving device 40, the support section 50 is attached to the table 3.
9 is movably supported in the vertical direction, and the operating section 6o operates the movement of the table 39 in the vertical direction.
0 can move the table 39 in the horizontal direction B, so the table 39 is moved to a desired position in front of the storage shelf 12.

Note that a cover 72 is attached to the lower base 71 in order to prevent dirt and the like from entering between the wheels 81 and the rails 83 that are pivotally supported by the lower base 71.

A guide body 392 is disposed on the table 39 to guide each unit 10.11 along the table 39. As clearly shown in FIGS. 8 and 9, a plurality of guide bodies 392 are rotatably attached to recesses formed at desired positions on the surface of the table 39, and each guide body is arranged so as to slightly protrude from the surface of the table 39. It is composed of arranged spheres, and when each unit 10.11 mounted on the table 39 is pushed, the unit 10.11 rotates.
and guide them along the table.

□Furthermore, a support stand 393 is supported at the front part of the table 39 so as to be rotatable on the table surface.

The support base 393 is a substantially square plate with side plates 394 on both sides, and its central portion is supported by a pin 395 at the front of the table 39. It is designed to rotate.

The receiver is provided with an angle adjustment mechanism (not referenced) for regulating the rotation angle of the table 393. As shown in FIG. 8, the angle adjustment mechanism has a plurality of holes 396 formed in the support base 393 at positions corresponding to the plurality of guide bodies 392 that can fit with the guide bodies 392, and a plurality of holes 396 that can fit the guide bodies 392, and the pin 3
A spring 398 is provided between the flange 397 fixed to the lower part of the table 39 and the table 39, and the spring 398 biases the base 393 against the table 39, and the base resists the elastic force of the spring 398. If pushed up in the direction and rotated, each six 3
When the guide member 96 is aligned with the guide body 392, the elastic force of the spring 398 causes the receiver to restrict the rotation angle of the base 393 so that the base 393 is positioned at a predetermined position on the table 39. Therefore, even if the stand 393 is at a position deviated from a predetermined angle with respect to the table 39, an odd number of guide bodies 392 are used to position the stand 393 at a predetermined position. It is arranged at a position corresponding to the stand 393 with an appropriate interval.

Note that a holder 399 is attached to the support stand 393 to hold down the unit 10.11 so that it does not fall off when placed on it.

Furthermore, the table 39 is configured to be foldable. That is, as shown in FIGS. 9 and 10, the table 39 includes a supported portion 39a which is a portion supported by the support portion 50 of the moving device 40, and a front portion 39b having a base 393. are connected by a connecting pin 39c, and the supported portion 39. The front part 39b rotates approximately perpendicularly to the table surface around the connecting pin 39c so that the front part 39b can be folded. At that time, the front part 39b is the supported part 39. It is designed to be folded at an angle of more than 90 degrees and maintained in that folded position.

According to this embodiment, the table 39 can be moved to a desired position on the storage shelf 12 by the moving device 40.

Basically, the same effects as in the first embodiment can be obtained.

In addition, a guide body 392 is disposed on the table 39 and can guide the unit 10.11 along the table, making it easy to move the unit 10.11 on the table 39.

Further, a stand 393 is rotatably supported on the front part of the table 39, and the stand 393 is positioned at a predetermined position so that, for example, several people can handle the heavy built-in unit 10. When loading the built-in unit 10 onto the table 39 by a worker, if the receiver 393 is rotated from a predetermined position on the table 39 in advance, the table 39 of the built-in unit 10 can be mounted.
This not only makes the work of loading the built-in unit 10 easier, but also prevents the risk of injury to workers, and also improves work efficiency when transporting the built-in unit 10 from the table 39. I can do it.

Further, since the table 39 is configured to be foldable, if the table 39 is folded when not in use, it will not protrude to the front of the storage shelf 12 and there is no fear that it will get in the way.

In addition, in the present invention, the specific structure of the moving device 40 is not limited to the illustrated embodiment, and may be any structure as long as it has the intended function.

[Effects of the Invention] As described above, the present invention provides a plurality of built-in units in which disk assemblies and corresponding control circuit sections are integrally incorporated and housed, a power supply unit for the built-in units, and a power supply unit for the built-in units. A storage shelf that stores each unit divided into multiple stages, a table for mounting each unit on one side of the storage shelf, and a moving means that can move the table to a desired position on one side of the storage shelf. , and each unit was configured to be able to be moved up and down using a table and moving means.
It is no longer necessary to transport the lifting device to the installation location, the unit can be easily maintained and replaced, and the built-in unit houses the disk assembly and control circuitry.
As a result of being able to effectively utilize the installation space of the units in the storage shelf, the number of units can be increased, and the storage capacity can be expanded.

[Brief explanation of drawings]

FIG. 1 is an overall perspective view showing the first embodiment of the present invention, and FIG.
3 is an enlarged perspective view showing a part of the moving device, FIG. 4 is a sectional view of the built-in unit, and FIG. 5 is an exploded perspective view of the built-in unit. 6 is a perspective view showing a disk assembly, FIG. 7 is an overall perspective view showing a second embodiment of the present invention, FIG. 8 is a sectional view showing main parts of the moving device, and FIG. 9 is a table Plan, 10th
The figure is a side view showing the table in a folded state, and FIG. 11 is an explanatory diagram showing unit replacement in a conventional magnetic disk device. 10... Built-in unit, 11... Power supply unit,
31... Disk assembly, 32... Control circuit section, 1
2...Storage shelf, 39...Table, 40...Movement device.

Claims (1)

[Claims] 1. A storage unit that stores a plurality of built-in units in which disk assemblies and corresponding control circuit sections are integrated and housed, a power supply unit for the built-in units, and each of these units divided into multiple stages. A magnetic disk comprising a shelf, and a table for mounting each unit on one side of the storage shelf, and a moving means capable of moving the table to a desired position on one side of the storage shelf. Device.