KR101402728B1 - Test apparatus for hard disc drive - Google Patents

Abstract

The present invention relates to a hard disk drive testing apparatus, and more particularly, to a hard disk drive testing apparatus in which at least one hard disk drive is provided with an inlet through which the hard disk drive is inserted, Body; A pressing pad installed on the body and movable in the direction of the hard disk drive so as to press the other side of the hard disk drive; And a pressing unit for moving the pressing bar in the direction of the hard disk drive. Therefore, it is possible to conveniently perform three operations with one turning lever, thereby improving the convenience of the operator and reducing the number of parts, The reliability and durability of the apparatus can be improved, and the test efficiency and productivity of the apparatus can be greatly increased by simultaneously testing a large number of hard disk drives.

Description

[0001] The present invention relates to a hard disk drive test apparatus,

The present invention relates to a hard disk drive testing apparatus, and more particularly, to a hard disk drive testing apparatus capable of firmly fixing a plurality of hard disk drives during a test using a pivoting lever that can be easily operated, And more particularly, to a hard disk drive test apparatus capable of facilitating a hard disk drive test apparatus.

2. Description of the Related Art Generally, a hard disk drive (HDD) is a computer-assisted storage device, which includes a hard disk assembly composed of mechanical components and a printed circuit board (PCB) It is a single auxiliary storage device. Such a hard disk drive is widely used as a computer-assisted memory device because the upper portion of a rotating magnetic disk floats while maintaining a fine gap between the heads, thereby magnetically recording and reading data and accessing a large amount of data at a high speed.

Such a hard disk drive is assembled to perform various tests at the time of shipment. The hard disk drive test apparatus is tested with a plurality of hard disk drives mounted thereon. However, the hard disk drive test apparatus developed until now has a very cumbersome process in which an operator individually fixes a plurality of hard disk drives one by one to the apparatus, and after the hard disk drives are individually pulled out from the apparatus one after another, The convenience of the operator is deteriorated, the hard disk mounting and retrieving time is prolonged, and the productivity is greatly reduced.

In addition, in the conventional hard disk drive test apparatus, the structure for fixing the hard disk drive to the apparatus is very complicated, or the number of parts is increased by using a roller or a link apparatus of a complicated structure, The number of hard disk drives that can be tested at the same time is limited due to the complicated structure due to frequent malfunction due to inconsistency or breakage.

The idea of the present invention is that it is possible to conveniently carry out three operations for simultaneous locking, unlocking and unlocking of the maximum number of hard disk drives with very easy operation of the pivoting lever, reducing the number of parts constituting the fixing and drawing device And to provide a hard disk drive test apparatus which can reduce the manufacturing cost of the apparatus by optimizing the structure, improve the reliability and durability of the apparatus, and greatly increase the test efficiency and productivity of the apparatus.

According to an aspect of the present invention, there is provided an apparatus for testing a hard disk drive, comprising: a body having an inlet through which at least one hard disk drive is inserted and supporting a side surface of the hard disk drive; A pressing pad installed on the body and movable in the direction of the hard disk drive so as to press the other side of the hard disk drive; And a pressing unit movable device for moving the pressing bar in the direction of the hard disk drive.

According to an aspect of the present invention, the presser moving unit further comprises: a pressure plate on which a plurality of pressing units are installed so that the pressing unit presses the plurality of hard disk drives at the same time; A rotation cam shaft which is accommodated in a receiving hole formed at one side of the pressure plate and has a cam groove corresponding to a cam projection protruding from an inner diameter surface of the receiving hole so that the pressing plate can be moved forward and backward; And a pivotal lever connected to the pivotal cam shaft to rotate the pivotal cam shaft.

According to an aspect of the present invention, the cam protrusion is screwed so as to be detachable to the pressure plate on which the receiving hole is formed, and the cam groove is formed with a cam surface, And a date region for maintaining the forward state.

According to another aspect of the present invention, there is provided a hard disk drive testing apparatus including: a separator installed on the body and pressing a rear surface of the hard disk drive to separate the hard disk drive from a connector; And a separator moving device for moving the separator.

According to another aspect of the present invention, there is provided an apparatus for driving a hard disk drive, comprising: a disk drive having a front end portion for pressing a rear surface of the hard disk drive, a rotation shaft being hinged to the body, A slider formed at one end with a protruding pin inserted into the clearance groove of the separating table and guided along the guide; A rotary plate having a cylindrical cam hole corresponding to a cam screw threadably engaged with the other end of the slider; And a rotation lever connected to the rotation plate to rotate the rotation plate.

According to another aspect of the present invention, there is provided a hard disk drive testing apparatus including: a heater installed in the body for heating the hard disk drive; A temperature sensor for measuring the temperature of the hard disk drive; And a controller for receiving a temperature signal from the temperature sensor, applying a control signal to the heater, and performing a series of test programs.

According to an aspect of the present invention, the body further includes: a first side plate on which a plurality of insertion grooves corresponding to one side surfaces of the plurality of hard disk drives are formed; A second side plate on which a plurality of insertion grooves corresponding to the other side surfaces of the plurality of hard disk drives and the pressing bands are formed; A third side plate that supports the second side plate and has a plurality of presser supporting holes for supporting the presser bars; An upper plate installed above the first side plate, the second side plate and the third side plate; A lower plate provided below the first side plate, the second side plate and the third side plate; And a rear plate disposed behind the first side plate, the second side plate, and the third side plate and having a plurality of connectors electrically connected to the plurality of hard disk drives, respectively.

Further, according to the idea of the present invention, a buffering member for absorbing an impact between the pressing belt and the pressure plate may be provided.

According to an aspect of the present invention, the presser bar and the platen may be screwed together by a connecting rod, and an elastic spring may be provided between the presser bar and the platen.

The hard disk drive testing apparatus according to the present invention can conveniently perform three operations for fixing, detaching, and pulling out with a single tilt lever, thereby improving the convenience of the operator and reducing the number of parts, The reliability and durability of the apparatus can be improved and the test efficiency and productivity of the apparatus can be greatly increased by simultaneously testing a large number of hard disk drives.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a hard disk drive test apparatus according to some embodiments of the present invention; FIG.
2 is a plan view of Fig.
3 is a side view of Fig.
4 is a front view of Fig.
Fig. 5 is an exploded perspective view of part of Fig. 1. Fig.
Fig. 6 is an exploded perspective view of part of Fig. 1;
7 is an enlarged perspective view showing the rotation cam shaft of Fig.
8 is a side view showing the standby state of the hard disk drive testing apparatus of FIG.
Figure 9 is a plan view of the main part of Figure 8;
10 is a side view showing a test state of the hard disk drive test apparatus of FIG.
Fig. 11 is a plan view of the main part of Fig. 10; Fig.
12 is a side view showing a pulled-out state of the hard disk drive testing apparatus of FIG.
13 is a plan view of the main part of Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are described in order to more fully explain the present invention to those skilled in the art, and the following embodiments may be modified into various other forms, It is not limited to the embodiment. Rather, these embodiments are provided so that this disclosure will be more thorough and complete, and will fully convey the concept of the invention to those skilled in the art. In the drawings, the thickness and size of each layer are exaggerated for convenience and clarity of explanation.

It will be understood that throughout the specification, when referring to an element such as a film, an area or a substrate being "on", "connected", "laminated" or "coupled to" another element, It will be appreciated that elements may be directly "on", "connected", "laminated" or "coupled" to another element, or there may be other elements intervening therebetween. On the other hand, when one element is referred to as being "directly on", "directly connected", or "directly coupled" to another element, it is interpreted that there are no other components intervening therebetween do. Like numbers refer to like elements. As used herein, the term "and / or" includes any and all combinations of one or more of the listed items.

Although the terms first, second, etc. are used herein to describe various elements, components, regions, layers and / or portions, these members, components, regions, layers and / It is obvious that no. These terms are only used to distinguish one member, component, region, layer or section from another region, layer or section. Thus, a first member, component, region, layer or section described below may refer to a second member, component, region, layer or section without departing from the teachings of the present invention.

Also, relative terms such as "top" or "above" and "under" or "below" can be used herein to describe the relationship of certain elements to other elements as illustrated in the Figures. Relative terms are intended to include different orientations of the device in addition to those depicted in the Figures. For example, in the figures the elements are turned over so that the elements depicted as being on the top surface of the other elements are oriented on the bottom surface of the other elements. Thus, the example "top" may include both "under" and "top" directions depending on the particular orientation of the figure. If the elements are oriented in different directions (rotated 90 degrees with respect to the other direction), the relative descriptions used herein can be interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a," "an," and "the" include singular forms unless the context clearly dictates otherwise. Also, " comprise "and / or" comprising "when used herein should be interpreted as specifying the presence of stated shapes, numbers, steps, operations, elements, elements, and / And does not preclude the presence or addition of one or more other features, integers, operations, elements, elements, and / or groups.

Hereinafter, embodiments of the present invention will be described with reference to the drawings schematically showing ideal embodiments of the present invention. In the figures, for example, variations in the shape shown may be expected, depending on manufacturing techniques and / or tolerances. Accordingly, the embodiments of the present invention should not be construed as limited to the particular shapes of the regions shown herein, but should include, for example, changes in shape resulting from manufacturing.

FIG. 1 is a perspective view of a hard disk drive test apparatus 100 according to some embodiments of the present invention. FIG. 2 is a plan view of FIG. 1, FIG. 3 is a side view of FIG. 1, Fig. 5 is a partially exploded perspective view of Fig. 1, and Fig. 6 is an exploded perspective view of part of Fig. 1. Fig.

1 to 6, a hard disk drive testing apparatus 100 according to some embodiments of the present invention includes a main body 10, a pressing pad 20, (30), a separator (40) and a separator moving device (50).

1 and 6, the body 10 is formed with an inlet 10a through which at least one hard disk drive 1 is inserted, and the hard disk drive 1 is inserted into the inlet 10a. The body 10 supports the first side plate 11, the second side plate 12, the third side plate 13 and the upper plate 14 ), A lower plate 15 and a thick plate 16.

The first side plate 11 may be formed with a plurality of insertion grooves 11a corresponding to one side surfaces of the plurality of hard disk drives 1.

The second side plate 12 may be formed with a plurality of insertion grooves 12a corresponding to the other side surfaces of the plurality of hard disk drives 1 and the pressing members 20.

The third side plate 13 may be formed with a plurality of presser support holes 13a for supporting the second side plate 12 and supporting the presser bars 20.

The upper plate 14 may be installed above the first side plate 11, the second side plate 12 and the third side plate 13.

The lower plate 15 may be installed below the first side plate 11, the second side plate 12 and the third side plate 13. [

The thick plate 16 is provided behind the first side plate 11, the second side plate 12 and the third side plate 13 and is electrically connected to the plurality of hard disk drives 1 A plurality of connectors 17 may be provided.

6, the first side plate 11 is provided with an LED display unit 18 for displaying status information of the hard disk drive 1 inserted into the body 10, and a display unit cover C Can be installed. In addition, number plates 19 may be provided on the second side plate 12.

1 and 6, the pressing pedestal 20 is installed on the body 10, and the hard disk drive (not shown) is mounted on the body 10 so as to press the other side of the hard disk drive 1. [ 1) direction.

6, the presser foot moving unit 30 moves the presser foot 20 in the direction of the hard disc drive 1 and includes a pressing plate 31 and a rotating camshaft 33 And a pivoting lever 34. As shown in Fig.

Here, the pressure plate 31 may be provided with a plurality of pressure pads 20 so that the pressure pad 20 can press the plurality of hard disk drives 1 at the same time.

The pivot camshaft 33 is accommodated in a receiving hole 31a formed on one side of the pressing plate 31 and protrudes from the inner diameter surface of the receiving hole 31a so that the pressing plate 31 can be moved forward and backward And a cam groove 33a corresponding to the cam protrusion 32 provided on the outer circumferential surface of the cam protrusion 32 can be formed.

Here, the cam protrusion 32 can be screwed to the pressure plate 31 on which the receiving hole 31a is formed.

The pivoting lever 34 is connected to the pivoting cam shaft 33 to rotate the pivoting cam shaft 33.

7 is an enlarged perspective view showing the rotation camshaft 33 of Fig.

7, the cam groove 33a formed on the outer circumferential surface of the pivot camshaft 33 includes a backward running area 33a-1 for meshing with the cam protrusion 32, The inclined region 33a-2 and the forward state maintaining region 33a-3.

7, a key projection 33b that is key-engaged with the key groove 34b of FIG. 6 formed on the rotation shaft 34a of the pivotal lever 34 is formed on the side surface of the pivot camshaft 33 .

1 to 6, the separator 40 is installed on the body 10 and is connected to the hard disk drive (not shown) to disconnect the hard disk drive 1 from the connector 17. [ 1 by pressing the rear surface of the hard disk drive 1 so that the rotary shaft 42 is hinged to the body 10 and the rear end portion 43 is provided with a clearance groove (43a) may be formed.

6 may move the separator 40 and may include a slider 51 and a rotary plate 56. In this case,

The slider 51 has a protruded pin 52 inserted into the clearance groove 43a of the separator 40 at one end and is guided along the guide 53.

The rotary plate 56 is formed with a cylindrical cam hole 55 corresponding to a cam screw 54 screwed to the other end of the slider 51.

The rotation lever 34 may be connected to the rotation plate 56 to rotate the rotation plate 56.

The hard disk drive testing apparatus according to some embodiments of the present invention includes a heater 60 installed in the body 10 for heating the hard disk drive 1, A temperature sensor 70 for measuring the temperature of the drive 1 and a temperature sensor 70 for applying a control signal to the heater 60 in response to a temperature signal from the temperature sensor 70, 5 < / RTI >

Further, as shown in FIG. 6, a buffer member 35 for absorbing an impact may be provided between the pressure pad 20 and the pressure plate 31.

6, the pressure pad 20 and the pressure plate 31 are screwed together by a connecting rod 36, and an elastic spring (not shown) is inserted between the pressure pad 20 and the pressure plate 31 37 may be provided, and spacers S may be provided to secure the respective components in place.

FIG. 8 is a side view showing the standby state of the hard disk drive testing apparatus 100 of FIG. 1, and FIG. 9 is a plan view of the main portion of FIG.

Therefore, as shown in FIGS. 8 and 9, the pivoting lever 34 in the standby state is rotated in the direction of arrow A in FIG. 8, when the worker inserts the hard disk drive 1 into the inlet 10a of the body 10, the pressing pedal 20 presses the hard disk drive 1 The inserted hard disk drive 1 can be drawn to the position of the distal end 41 of the separator 40 and electrically connected to the connector 17.

At this time, the cam protrusion 32 is located in the backward-direction holding area 33a-1 of the pivot shaft cam 33 shown in Figs. 6 and 7 so that the pressing pad 20 maintains the backward state .

FIG. 10 is a side view showing a test state of the hard disk drive test apparatus 100 of FIG. 1, and FIG. 11 is a plan view of a main portion of FIG.

As shown in Figs. 10 and 11, the pivotal lever 34 in the test state is in the "B" -directional state in Fig. 10, and the worker moves the pivotal lever 34 in the & B "direction, the rotary shaft cam 33 of FIGS. 6 and 7 is rotated, and is moved to the advancing-state maintaining area 33a-3 via the inclined region 33a-2 for the moving state The pressure pad 20 is moved in the direction of the hard disk drive 1 by the cam protrusion 32 of the hard disk drive 20 so that the test process can be performed in a state in which the vibration is suppressed, The drive 1 can be pressed and fixed firmly to the body 10.

FIG. 12 is a side view showing a pulled-out state of the hard disk drive testing apparatus 100 of FIG. 1, and FIG. 13 is a plan view of a main portion of FIG.

As shown in Figs. 12 and 13, the pivoting lever 34 in the pivoted state is in the "C" direction in Fig. 12, C "direction, the rotary shaft cam 33 shown in Figs. 6 and 7 is rotated and moved to the reverse state maintaining area 33a-1 via the inclined region for moving state 33a-2 The pressing protrusion 20 is moved backward in the direction away from the hard disk drive 1 by the cam protrusion 32 which is engaged with the tilting lever 34 so that the hard disk drive 1 is freed, The slider 51 to which the cam screw 54 is fixed is advanced along the guide 53 by the columnar cam hole 55 formed in the rotating plate 56 which is rotating so that the rear end 43 of the separator 40, The distal end portion 41 of the separator 40 is rotated, The hard disk drive 1 can be released from the connector 17 by pressing the hard disk drive 1. [

Therefore, it is possible to operate the three operations with a single tilt lever very easily, to simultaneously and simultaneously fetch as many hard disk drives as possible, to optimize the structure to reduce the manufacturing cost of the apparatus, And the durability can be improved.

It is needless to say that the present invention is not limited to the above-described embodiment, and can be modified by those skilled in the art without departing from the spirit of the present invention.

For example, the hard disk drive test apparatus according to some embodiments of the present invention may be a solid state drive, a floppy disk drive, a CD, a hard disk drive, The present invention can be applied to a field of testing various storage devices such as a disk drive device and a flash memory which can read or write various recording media such as a DVD, a Blu-ray disc, and the like.

Accordingly, the scope of claim of the present invention is not limited within the scope of the detailed description, but will be defined by the following claims and technical ideas thereof.

1: Hard disk drive 10: Body
10a: inlet 11: first shroud
11a, 12a: insertion groove 12: second side plate
13: third side plate 13a: pressurizing support hole
14: top plate 15: bottom plate
16: Plate 17: Connector
18: LED indicator C: indicator cover
19: Number plate 20:
30: pressurized bed moving device
100: Hard disk drive test device
31: pressure plate 31a: receiving hole
32: cam projection 33: rotation cam shaft
33a: cam groove 33b: key projection
34: Rotary lever
33a-1: Date area for retracting state
33a-2: inclined region for moving state
33a-3: Date area for maintaining the forward state
34a: rotational shaft 34b: keyway
35: buffer member 36: connecting rod
37: Elastic spring S spacer
40: separator 41:
42: rotating shaft 43: rear end
43a: clearance groove 50: separator moving device
51: slider 52: projecting pin
53: guide 54: cam screw
55: columnar cam hole 56: spindle
60: heater 70: temperature sensor
80:

Claims (9)

A body having an inlet through which at least one hard disk drive is inserted and which supports one side of the hard disk drive inserted into the inlet;
A plurality of pressing tables installed on the body and movable in the other side direction of the hard disk drive so as to press the other side of the hard disk drive; And
A pressing plate for moving the pressing pedestal in a lateral direction of the hard disk drive, the plurality of pressing pedals being installed;
A pressing table moving device for moving the pressing plate to advance and retract the pressing plate in the other side direction of the hard disk drive; And
A cam protrusion installed on the pressure plate and receiving a force for moving the pressing pad in the lateral direction of the hard disk drive; And,
The pressing unit movable unit comprising: a pivoting cam shaft having a cam groove for causing the cam projection of the pressing unit to move back and forth in the moving direction of the pressing plate; And
A pivotal lever connected to the pivotal camshaft to rotate the pivotal cam shaft; And a hard disk drive. The method according to claim 1,
A receiving hole is formed on one side of the pressure plate,
The cam protrusion is formed on the inner diameter surface of the receiving hole,
And a cam groove corresponding to the cam projection is formed on an outer diameter surface of the pivot cam shaft. 3. The method of claim 2,
Wherein the cam protrusion is screwed to the pressure plate on which the receiving hole is formed so as to be detachable,
Wherein the cam groove includes a retracted retracted area for engaging with the cam projection and a retracted retracted area and a retracted retracted retracted retracted retracted area. 3. The method according to claim 1 or 2,
A separator mounted on the body for pressing the rear surface of the hard disk drive to separate the hard disk drive from the connector; And
A separator moving device for moving the separator;
The hard disk drive test apparatus further comprising: 5. The method of claim 4,
The separator includes:
Wherein the front end portion presses the rear surface of the hard disk drive, the rotary shaft is hinged to the body, a clearance groove is formed at the rear end portion,
The separator moving device includes:
A slider formed at one end with a protruding pin inserted into the clearance groove of the separator and guided along the guide; And
A rotary plate having a cylindrical cam hole corresponding to a cam screw threadably engaged with the other end of the slider;
A rotation lever connected to the rotation plate to rotate the rotation plate;
The hard disk drive test apparatus comprising: The method according to claim 1,
A heater installed in the body for heating the hard disk drive;
A temperature sensor for measuring the temperature of the hard disk drive; And
A controller receiving a temperature signal from the temperature sensor, applying a control signal to the heater, and performing a series of test programs;
The hard disk drive test apparatus further comprising: The method according to claim 1,
The body,
A first side plate on which a plurality of insertion grooves corresponding to one sides of the plurality of hard disk drives are formed;
A second side plate on which other side surfaces of the plurality of hard disk drives and a plurality of insertion grooves corresponding to the pressing side are formed;
A third side plate that supports the second side plate and has a plurality of presser supporting holes for supporting the presser bars;
An upper plate installed above the first side plate, the second side plate and the third side plate;
A lower plate provided below the first side plate, the second side plate and the third side plate; And
A rear plate installed at the rear of the first side plate, the second side plate and the third side plate and having a plurality of connectors electrically connected to the plurality of hard disk drives;
The hard disk drive test apparatus comprising: 3. The method of claim 2,
And a shock absorber for absorbing an impact is provided between the pressure pad and the pressure plate. 3. The method of claim 2,
Wherein the pressing bar and the pressing plate are screwed together by a connecting rod, and an elastic spring is provided between the pressing bar and the pressing plate.

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