JP2002032979A - Magnetic recording device - Google Patents

Abstract

An object of the present invention is to provide a magnetic recording apparatus which is easy to assemble and can minimize the space required for mounting and holding on the side of the electronic device. A mounting frame (2) has a distal end projecting outward with respect to a base end, and leaf springs (4, 5, 6, 7, 10, 11, 12U, 13) sandwiching the magnetic recording apparatus main body (1) at the base end.
U, 13D, 14U, 14D, 15U, 15D are provided,
The magnetic recording device 1 is configured to be held on the inner wall surface of the electronic device via leaf springs 4 to 15D, and when an external impact is applied to the electronic device, the leaf springs 4 to 15D
Absorbs the elastic deformation impact force. Also, the bent portions 20, 21, 22, and 23 are provided on the mounting frame 2 to realize shielding and heat radiation.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magnetic recording apparatus having a mounting frame used when assembling a magnetic recording apparatus main body into electronic equipment.

[0002]

2. Description of the Related Art Conventionally, a magnetic recording apparatus main body has been fixed to an electronic apparatus via an elastic material in order to reduce an external impact. It also reduces unnecessary radiation from the parts of the magnetic recording device body where the unnecessary radiation is strong to the outside, protects the parts that are vulnerable to unnecessary radiation from the outside, and radiates the parts that generate high heat. In order to do so, a shield plate and a radiator are attached separately from the mounting frame.

[0003]

In this conventional magnetic recording apparatus, a magnetic recording apparatus main body is attached to an attachment frame via an elastic material, a radiator is attached to protect a heat-generating component, or an electromagnetic wave emitted from the apparatus itself. If a shield is attached so as not to interfere with the normal operation of other electronic devices due to noise or heat, the man-hour for assembling increases and the space for mounting and holding required on the electronic device side increases. is there.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a magnetic recording apparatus which is easy to assemble and in which the space required for mounting and holding the electronic device can be made as small as possible.

[0005]

In order to solve the above-mentioned problems, the present invention utilizes the elastic characteristics and the electromagnetic shielding effect and heat conduction characteristics of metal to reduce external impact along the shape of a magnetic recording device. It reduces the influence of electromagnetic noise from outside the magnetic recording device, reduces unnecessary radiation noise emitted from the magnetic recording device, and conducts and radiates heat from the heat generating portion on the magnetic recording device. is there.

According to the present invention, it is possible to provide a small space for mounting and holding a magnetic recording apparatus in an electronic device and to reduce these disturbing phenomena.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A magnetic recording apparatus according to a first aspect of the present invention is a magnetic recording apparatus having a mounting frame used when assembling a magnetic recording apparatus main body into an electronic apparatus. A leaf spring is provided in which the distal end projects outward with respect to the proximal end and sandwiches the magnetic recording device main body at the proximal end, and the magnetic recording device is held on the inner wall surface of the electronic device via the leaf spring, When an external impact is applied to the electronic apparatus, the leaf spring is elastically deformed to absorb an impact force applied to the magnetic recording apparatus main body.

According to a second aspect of the present invention, there is provided a magnetic recording apparatus comprising:
2. The magnetic recording device according to claim 1, wherein the mounting frame has a substantially rectangular parallelepiped frame shape surrounding the magnetic recording device main body, and the plate spring is integrally formed so as to face all six surfaces of the magnetic recording device main body. The apparatus body is configured to be bidirectionally pressurized by the leaf spring.

According to a third aspect of the present invention, there is provided a magnetic recording apparatus comprising:
3. The mounting frame according to claim 1, wherein the mounting frame is formed with a bent portion to cover a portion of the main body of the magnetic recording apparatus where the unnecessary radiation from the electronic member and the electronic circuit wiring is strong. It is characterized by doing.

A magnetic recording apparatus according to a fourth aspect of the present invention comprises:
3. The shielding frame according to claim 1, wherein a bent portion is formed on the mounting frame so as to cover a portion of the magnetic recording device main body held by the held electronic member or the electronic circuit wiring board, the portion being vulnerable to unnecessary radiation from the outside. It is characterized by having done.

[0011] The magnetic recording apparatus according to claim 5 of the present invention comprises:
3. The device according to claim 1, wherein the mounting frame is formed with a bent portion that is thermally coupled to a high-heat-generating portion of an electronic member or an electronic circuit wiring board of the held magnetic recording apparatus main body to radiate heat. And

A magnetic recording apparatus according to a sixth aspect of the present invention is
3. The mounting frame according to claim 1, wherein the mounting frame has a bent portion formed by an electronic member or an electronic circuit wiring board of the main body of the magnetic recording device so as to cover a portion that is vulnerable to external static electricity. It is characterized by the following.

According to a seventh aspect of the present invention, there is provided a magnetic recording apparatus comprising:
In any one of claims 3 to 6, the bent portion
It is characterized in that vibrations and acoustic noise due to vibrations and the like during the operation of the magnetic recording device main body are reduced by making pressure contact with the surface of the electronic member or the electronic circuit wiring of the magnetic recording device main body.

The magnetic recording device according to claim 8 of the present invention,
According to a seventh aspect of the present invention, a notch or a hole is provided at a position near a base end of the bent portion, and the bent portion is brought into pressure contact. The magnetic recording device according to the ninth aspect of the present invention is the second aspect of the present invention.
In the mounting frame, the impact received by the magnetic recording device main body when the interface connector is inserted and coupled is reduced in accordance with the position of the interface connector of the magnetic recording device main body connected to the interface connector on the electronic device side. In this case, a leaf spring having a distal end projecting outward with respect to the base end is provided.

According to a tenth aspect of the present invention, there is provided a magnetic recording apparatus according to any one of the first to ninth aspects, wherein the mounting frame comprises: a left frame for pressing and holding a left portion of the magnetic recording apparatus main body; And a right frame for pressing and holding the right portion of the magnetic recording apparatus main body.

A magnetic recording apparatus according to an eleventh aspect of the present invention is characterized in that, in any one of the first to tenth aspects, the mounting frame is formed of a stainless steel plate having a spring property.

According to a twelfth aspect of the present invention, there is provided the magnetic recording apparatus according to any one of the first to eleventh aspects, wherein the main body of the magnetic recording apparatus is a hard disk drive or a recording / reproducing apparatus for a removable medium. Features.

Hereinafter, an embodiment of the present invention will be described with reference to FIGS.
It will be described based on. Here, a case where the hard disk drive is incorporated in an electronic device will be described as an example.

As shown in FIGS. 1 and 2, the magnetic recording device used when the magnetic recording device main body 1 is incorporated into a card slot or a bay of an electronic device has a special mounting frame 2 as described below. I have.

The mounting frame 2 comprises a left frame 3L and a right frame 3R formed by processing a stainless steel plate having a spring property (thickness: 0.3 mm). As shown in FIG. The left frame 3L presses and holds the left portion of the main body 1, and the right frame 3R presses and holds the right portion.

The left frame 3L and the right frame 3R are bilaterally symmetrical, and the left frame 3L has leaf springs 4 and 6 which project outward from the base end and sandwich the magnetic recording apparatus main body 1 at the base end. , 9,10,12U, 12D, 14
U, 14D are formed. In the right frame 3R, the leaf springs 5, 7, 8, 11, 13U, 1 sandwiching the magnetic recording device main body 1 at the base end with the front end projecting outward with respect to the base end.
3D, 15U, and 15D are formed.

The portion of the leaf spring 4 of the left frame 3L is configured as shown in FIGS. A leaf spring 5 is provided on the frame 3R so as to face the leaf spring 4, and a rear portion of the main body 1 of the magnetic recording apparatus is applied by a base end B of the leaf springs 4, 5 as shown in FIGS. Pressed and pinched.

The portion of the leaf spring 6 of the left frame 3L is configured as shown in FIGS. A leaf spring 7 is provided on the frame 3R so as to face the leaf spring 6, and a front portion of the magnetic recording apparatus main body 1 is formed by base ends B of the leaf springs 6, 7 as shown in FIGS. Pressed and pinched.

The leaf spring 8 of the right frame 3R is constructed as shown in FIGS.
The portion of the leaf spring 9 is configured as shown in FIGS. Reference numeral 17 denotes an interface connector of the magnetic recording apparatus main body 1. Further, the leaf spring 10 of the left frame 3L is provided.
15 is configured as shown in FIG. 15 and FIG. 16, and the portion of the leaf spring 11 of the right frame 3R is configured as shown in FIG. 17 and FIG.

As described above, the leaf spring 8 and the leaf spring 11 are provided on the right frame 3R so as to face each other, and the leaf spring 9 and the leaf spring 10 are provided on the left frame 3L so as to face each other. As shown in FIGS. 11 and 17, before and after the recording apparatus main body 1, the base ends B of the leaf springs 8 and 11, and FIGS.
As shown in FIG. 5, the leaf springs 9 and 10 are pressed and held by the base ends B.

Further, the upper and lower sides of the magnetic recording apparatus main body 1 are pressed and held between the left frame 3L and the right frame 3R as follows. At the rear part of the left frame 3L, as shown in FIG. 21, the magnetic recording apparatus main body 1 is clamped by applying pressure by the base end of the leaf spring 12U and the base end of the leaf spring 12D, and as shown in FIG. The magnetic recording apparatus main body 1 is pressed by the base end of the plate spring 13U and the base end of the plate spring 13D.

At the front of the left frame 3L, as shown in FIG. 29, the magnetic recording apparatus main body 1 is clamped by applying pressure by the base end of the leaf spring 14U and the base end of the plate spring 14D.
At the front of R, as shown in FIG. 32, the magnetic recording apparatus main body 1 is held by being pressed by the base end of the leaf spring 15U and the base end of the plate spring 15D.

As shown in FIG. 2, the magnetic recording apparatus having the left frame 3L and the right frame 3R attached thereto is inserted into a card slot (not shown) of the electronic device from the interface connector 17 side in the direction of arrow 16. When inserted, the leaf springs 4 to 7, 12U, 12D, 13U, 13D, 1 are placed on the inside of the side wall, the bottom, and the top of the card slot.
The tip of 4U, 14D, 15U, 15D abuts and arrow A
, The leaf spring is elastically deformed, and the magnetic recording apparatus main body 1 is held at an appropriate position in the card slot.

Incidentally, before and after the main body 1 of the magnetic recording apparatus, the impact when the interface connector 17 is inserted into the interface connector (not shown) on the side of the card slot is buffered by the elastic deformation of the leaf springs 8 and 9. When the insertion is completed and the opening of the card slot is closed by a lid (not shown), the leaf springs 10 and 11 abut against the lid to elastically deform, and the magnetic recording apparatus main body 1
Is held in the appropriate position in the card slot.

With this configuration, the magnetic recording device can be held inside the electronic device by being pressed from six surfaces of the magnetic recording device main body 1 by the plurality of leaf springs, and an impact is applied from outside the electronic device. In some cases, the impact on the magnetic recording apparatus main body 1 due to the deflection of the leaf spring can be reduced.

The left frame 3L and the right frame 3R are integrally formed with bent portions 20, 21, 22, 23 and 24 for the purpose of magnetic shielding, heat radiation and electrostatic shielding.

Here, the electronic member 26 of the electronic circuit wiring board 25 of the magnetic recording apparatus main body 1 shown in FIG. 1, FIG. 22, and FIG.
34 are places where the level of unnecessary radiation is strong, the electronic member 28 shown in FIG. 34 is a place weak to unnecessary radiation from outside (a place weak to static electricity from outside), and the electronic member 30 shown in FIG. 36 is a place where heat is generated.

First, a bent portion of the electronic member 26 for electromagnetic shielding will be described. As shown in FIG. 19, FIG. 22, FIG. 23, and FIG.
A bent portion 20 is formed integrally with L, and a bent portion 21 is formed integrally with the right frame 3R. The bent portions 20 and 21 cover the electronic member 26 to reduce unnecessary radiation. further,
The bent portions 20 and 2 do not generate acoustic noise at the contact points between the bent portions 20 and 21 and the magnetic recording device main body 1 due to vibrations caused by a drive motor or the like of the magnetic recording device main body 1.
Protrusions 59 and 60 are formed at the distal end of 1, and press against the top surface of the electronic member 26 by the elasticity of the bent portions 20 and 21. As shown in FIG. 20 and FIG.
At the base end, holes 48 and 49 and notches 41 and 42 are formed so that the protrusions 59 and 60 are uniformly pressed by the electronic member 26.

The bent portion for shielding the electronic member 28 from electrostatic charges will be described. As shown in FIGS. 1, 33, and 34, the bent portion 22 is provided on the left frame 3L corresponding to the position of the electronic member 28.
Are formed integrally, and the right frame 3R is integrally formed with a bent portion 23. The bent portions 22 and 23 cover the electronic member 28 to reduce unnecessary radiation received from the outside and reduce external radiation received by the magnetic recording apparatus 1. To reduce static electricity. Further, the distal end 3 of the bent portion 22 is designed so that no acoustic noise is generated at the contact point between the bent portions 22 and 23 and the magnetic recording device main body 1 due to vibration caused by a drive motor or the like of the magnetic recording device main body 1.
In FIG. 8, the leg 61 is formed by bending, and the bent portion 22 is formed.
The electronic circuit wiring board 25 is pressed by the elasticity of the electronic circuit wiring board 25.
A leg 62 is similarly formed at the tip of the bent portion 23.
As shown in FIGS. 16 and 18, holes 50, 51 and notches 43, 44 are formed at the base ends of the bent portions 22, 23 so that the legs 61, 62 are uniformly pressed against the electronic circuit wiring board 25. It is configured to be.

The bent portion for heat dissipation of the electronic member 30 will be described. As shown in FIG. 1, FIG. 35 and FIG.
The bent portion 24 is integrally formed on the right frame 3R corresponding to the position of. In order to thermally couple the bent portion 24 to the electronic member 30, the distal end 40 of the bent portion 24 abuts on the electronic member 30 with its own elastic force to transmit and dissipate heat generated from the electronic member 30. Holes 52 and 53 are formed at the base end of the bent portion 24, and the notch 47 formed at the front end 40 of the bent portion 24 is configured to be uniformly pressed by the electronic member 30.

As described above, since the bent portions 20, 21, 22, 23, and 24 are integrally formed on the left frame 3L and the right frame 3R, there is no need for external parts without using a separate component, such as a shield plate or a radiator. It can protect parts that are sensitive to radiation and radiate heat at high heat generation.

The interface connector 1 described above
With reference to FIG. 37, a description will be given of a point that the impact when the card 7 is inserted into the interface connector (not shown) on the card slot side is buffered by the elastic deformation of the leaf springs 8 and 9.

In FIG. 37, reference numeral 55 denotes an interface connector held in the electronic device. The impact received at the moment when the two connectors are coupled by the pressing force for inserting the interface connector 17 of the magnetic recording apparatus main body 1 is reduced by the leaf springs 8 and 9, and the impact received by the magnetic recording apparatus main body 1 is reduced. The interface connector 55 held in the electronic device has a structure that can slide in the CD direction inside the electronic device. After being pressed in the C direction by the pressing of the magnetic recording device main body 1, the interface connector 55 is stopped at a certain position and is sufficiently inserted and coupled. Moves in the direction D while the two connectors are connected by the reaction force of the bending of the leaf springs 8 and 9.

The magnetic recording apparatus main body 1 of the above embodiment
Is a hard disk drive. However, the configuration shown in FIG. 38 can be similarly applied to a magnetic recording device such as a recording / reproducing device for a removable medium. In FIG. 38, the shapes of the leaf springs 10 and 11 of the above embodiment are changed, and the insertion port 63 of the removable medium and the operation button 64 of the recording / reproducing apparatus for the removable medium are arranged so as to face the front.

In each of the above embodiments, the mounting frame is composed of the left frame 3L and the right frame 3R. However, for example, the mounting frame is composed of the left frame 3L and the right frame 3R.
Without being separated into two parts as shown in FIG.
The leaf springs 8 and 9 may be attached to the magnetic recording apparatus main body 1 in a state of being expanded as shown by a virtual line.

[0041]

As described above, the magnetic recording apparatus of the present invention
The mounting frame is provided with a leaf spring whose distal end projects outward from the proximal end and sandwiches the magnetic recording device main body 1 at the proximal end, and holds the magnetic recording device on the inner wall surface of the electronic device via the leaf spring. With this configuration, when an external impact is applied to the electronic device, the leaf spring absorbs an elastic deformation impact force. In addition, since the mounting frame is provided with a bent part to realize shielding and heat dissipation, installation is easy, and no shield plate or radiator, which is a separate component from the mounting frame, is required. It can be mounted and held in an efficient volume.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a magnetic recording apparatus of the present invention as viewed from the back side.

FIG. 2 is a perspective view of the assembled state of the embodiment as viewed from the rear side.

FIG. 3 is a rear view of the left frame of the embodiment.
Aa sectional view of

FIG. 4 is a side view of the rear part of the left frame of the embodiment.

FIG. 5 is a rear view of the right frame of the embodiment shown in FIG. 6;
Bb sectional view

FIG. 6 is a side view of the rear part of the right frame according to the embodiment.

FIG. 7 is a diagram showing a front part of a left frame according to the embodiment;
C-c sectional view

FIG. 8 is a side view of the front part of the left frame of the embodiment.

FIG. 9 is a diagram showing a front portion of a right frame according to the embodiment;
0 cc sectional view

FIG. 10 is a side view of the front part of the right frame of the embodiment.

FIG. 11 is a cross-sectional view taken along the line ee in FIG. 12 at a rear portion of the left frame according to the embodiment.

FIG. 12 is a rear view of the left frame of the embodiment.

FIG. 13 is a cross-sectional view taken along the line ff of FIG. 14 at a rear portion of the right frame according to the embodiment.

FIG. 14 is a rear view of the right frame of the embodiment.

FIG. 15 is a plan view of the front part of the right frame according to the embodiment.

16 is a front view of FIG.

FIG. 17 is a plan view of the front part of the left frame of the embodiment.

18 is a front view of FIG.

FIG. 19 is a plan view showing the vicinity of a bent portion 20 according to the embodiment.

FIG. 20 is a side view of FIG. 19;

21 is a sectional view taken along the line hh of FIG. 20;

FIG. 22 is a sectional view taken along the line gg of FIG. 20;

FIG. 23 is a plan view showing the vicinity of the bent portion 21 of the embodiment.

FIG. 24 is a side view of FIG. 23;

FIG. 25 is a sectional view taken along line ii of FIG. 24;

FIG. 26 is a sectional view taken along line JJ of FIG. 24;

FIG. 27 is a plan view showing the vicinity of the leaf spring 14 of the embodiment.

FIG. 28 is a side view of FIG. 27;

FIG. 29 is a sectional view taken along line kk of FIG. 28;

FIG. 30 is a plan view of the vicinity of the leaf spring 15 of the embodiment.

FIG. 31 is a side view of FIG. 30;

FIG. 32 is a sectional view taken along the line MM of FIG. 31;

FIG. 33 is a front view of the right frame of the embodiment.

FIG. 34 is an nn cross-sectional view of FIG. 33;

FIG. 35 is a plan view of the vicinity of the bent portion 24 of the embodiment.

36 is a sectional view taken along the line pp of FIG. 35;

FIG. 37 is a partially cutaway side view in the vicinity of the interface connector on the electronic device side and the interface connector on the magnetic recording device side of the embodiment;

FIG. 38 is a front view of another embodiment.

FIG. 39 is a perspective view of a mounting frame according to another embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Magnetic recording apparatus main body 2 Mounting frame 3L Left frame 3R Right frame 4,6,9,10,12U, 12D, 14U, 14D
Leaf springs 5, 7, 8, 11, 13U, 13D, 15U, 15D
Leaf spring B Base end of leaf spring 17 Interface connector 20, 21, 22, 23, 24 Bent portion 25 Electronic circuit wiring board 43, 44 Notch 47 Notch 50, 51 hole 52, 53 hole 61 Leg 62 Leg

Claims (12)

[Claims] 1. A magnetic recording apparatus having a mounting frame used when incorporating a magnetic recording apparatus main body into an electronic device, wherein the mounting frame has a front end projecting outward with respect to a base end, and the magnetic end at the base end. A leaf spring sandwiching the recording device body is provided, and the magnetic recording device is held on the inner wall surface of the electronic device via the leaf spring. When a shock is externally applied to the electronic device, the leaf spring is A magnetic recording device that absorbs an impact force on the magnetic recording device main body by being elastically deformed. 2. The magnetic recording apparatus according to claim 1, wherein the mounting frame has a substantially rectangular parallelepiped frame shape surrounding the magnetic recording device main body, and the plate spring is integrally formed so as to face all six surfaces of the magnetic recording device main body. 2. The magnetic recording apparatus according to claim 1, wherein the apparatus main body is configured to be bidirectionally pressed by the leaf spring. 3. The mounting frame is formed with a bent portion so as to cover a portion of the main body of the magnetic recording apparatus where the unnecessary radiation from the electronic member or the electronic circuit wiring is strong, thereby shielding the unnecessary radiation. Alternatively, the magnetic recording device according to claim 2. 4. The mounting frame is formed by forming a bent portion so as to cover a portion which is vulnerable to unnecessary radiation from the outside by an electronic member or an electronic circuit wiring board of the magnetic recording apparatus main body held by the mounting frame. Alternatively, the magnetic recording device according to claim 2. 5. The mounting frame according to claim 1, wherein said mounting frame is formed with a bent portion which is thermally coupled to a high heat generation portion of an electronic member or an electronic circuit wiring board of the main body of said magnetic recording apparatus. 3. The magnetic recording device according to claim 1. 6. The mounting frame is formed by forming a bent portion so as to cover a portion which is vulnerable to external static electricity by an electronic member or an electronic circuit wiring board of the main body of the magnetic recording apparatus held by the mounting frame. The magnetic recording device according to claim 2. 7. The magnetic recording apparatus according to claim 1, wherein said bent portion is brought into pressure contact with a surface of an electronic member or an electronic circuit wiring of said magnetic recording apparatus main body to reduce vibration and acoustic noise due to vibrations during operation of said magnetic recording apparatus main body. 7. The magnetic recording device according to claim 3. 8. The magnetic recording apparatus according to claim 7, wherein a notch or a hole is provided at a position near the base end of the bent portion to make pressure contact. 9. The magnetic recording apparatus main body is received by the mounting frame when the interface connector is inserted and coupled in accordance with a position of the interface connector of the magnetic recording apparatus main body connected to the interface connector on the side of the electronic device. 3. The magnetic recording apparatus according to claim 2, further comprising a leaf spring whose tip projects outward from the base end so as to reduce impact. 10. The magnetic recording apparatus according to claim 1, wherein the mounting frame comprises a left frame for pressing and holding a left portion of the magnetic recording device main body and a right frame for pressing and holding a right portion of the magnetic recording device main body. The magnetic recording device according to claim 1. 11. The magnetic recording apparatus according to claim 1, wherein said mounting frame is made of a stainless steel plate having a spring property. 12. The magnetic recording apparatus according to claim 1, wherein the magnetic recording apparatus main body is a hard disk drive or a recording / reproducing apparatus for a removable medium.