JPH09106521A - Magnetic head fixing method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a magnetic head fixing method simplifying the assembly of a magnetic head. SOLUTION: The power feeding terminals 1a, 1b of the magnetic head 101 are placed in the vicinity of a contact surface between a fixing member 104 and a positioning fixed base 110. Power feeding lines 114a, 114b are positioned by a positioning groove 2 so that the power feeding terminals 1a, 1b are in contact with the power feeding lines 114a, 114b respectively when the fixing member 104 is positioned to the prescribed position of the positioning fixed base 110. Then, the power feeding terminals 1a, 1b make possible the power feeding from the power feeding lines 114a, 114b to the power feeding terminals 1a, 1b by positioning and fixing the fixing member 104 to the positioning fixed base 110 with a fixing vis 112. Thus, a process such as soldering, etc., is eliminated, and the assembly of the magnetic head is simplified.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention records information in a recording layer of a magneto-optical disk by irradiating a light spot obtained by squeezing light of a semiconductor laser with a lens and applying an external magnetic field or recording information previously recorded. The present invention relates to a magneto-optical disk device for reproducing / erasing, and a method of fixing a magnetic head used in a magnetic disk device for recording / reproducing information on / from a disk-shaped recording medium.

[0002]

2. Description of the Related Art FIG. 8 is a block diagram showing a conventional magnetic head.

A conventional technique will be described with reference to FIG. Here, a magnetic head of a magneto-optical disk device that irradiates a light spot obtained by squeezing the light of a semiconductor laser with a lens and applies an external magnetic field while contacting with the magneto-optical disk to record information on a recording layer of the magneto-optical disk. The fixing method will be described using an example. The predetermined two-dimensional direction will be described as a radial direction and a tangential direction of the magneto-optical disk.

In FIG. 8, 101 is a magnetic head and 10
Reference numeral 2 is a coil constituting the magnetic head 101, and 103a and 1a.
03b is a power supply line to the coil 102, 104 is a fixing member,
105 is a suspension, 106 is a power supply unit, 107a,
107b is a positioning hole and 108 is a screw hole. 109
Is a magneto-optical disk, 110 is a positioning and fixing base of the magnetic head 101, 111a and 111b are positioning pins, and 112
Is a fixing screw, 113 is a magnetic head drive circuit, 114
Reference numerals a and 114b are feeder lines from the magnetic head drive circuit 113 to the magnetic head 101.

Hereinafter, a method of fixing the magnetic head constructed of these will be described. Positioning and fixing stand 110
The fixed surface has a predetermined height h with respect to the surface of the magneto-optical disk 109. Positioning pins 111a and 111b are arranged on the positioning fixing base 110. Here, the positioning pin 1 arranged on the positioning fixture 110
11a and 111b will be described.

The positioning pins 111a and 111b are arranged at intervals P so that their respective center positions are located on a tangent line (hereinafter, referred to as a straight line HH ₁ ) of a predetermined radial position R of the magneto-optical disk 109. And the positioning pin 11
1a is positioned so as to come into contact with a circle having a radius R on the magneto-optical disk 109 at a distance L from the center position of the positioning pin 111a.

On the other hand, the fixing member 104 constituting the magnetic head 101 has positioning holes 107a, which have a diameter slightly larger than the diameter of the positioning pins 111a, 111b.
107b is provided, and positioning holes 107a, 10a are provided.
7b are arranged such that the distance from their respective center positions is the distance P. Further, the suspension 105 holds the coil 102 so that the center position of the coil 102 is located on a straight line that passes through the center positions of the positioning holes 107a and 107b (hereinafter referred to as the straight line MM ₁ ). Coil 1
02 is the fixing member 10 via the power supply lines 103a and 103b.
4 is connected to the power feeding unit 106.

Next, the magnetic head 101 and the positioning and fixing base 1
A method of positioning and fixing with 10 will be described.

First, the magnetic head 101 is positioned by positioning holes 10 so that the straight line HH ₁ and the straight line MM ₁ are aligned with each other.
7a and 107b are fitted into the positioning pins 111a and 111b, respectively. At this time, the magnetic head 101 contacts the magneto-optical disk 109. Then, the positioning and fixing base 110 moves the center position of the coil 102 to the magneto-optical disk
The magnetic head 101 is positioned on the radial position R of 09 and the distance from the central position of the coil 102 to the central position of the positioning hole 107a is the distance L.

At this time, the positioning pins 111a, 111b
The straight line MM ₁ is positioned in the range from the straight line II ₁ to the straight line JJ ₁ because a clearance is generated during fitting between the positioning holes 107a and 107b. Therefore, the center position of the coil 102 is positioned within the range of dR with respect to the radial position R of the magneto-optical disk 109.

The magnetic head 10 thus positioned
1 is a positioning fixing base 110 by means of fixing screws 112.
Fixed to

On the other hand, the power supply lines 114a and 114b are soldered to the power supply unit 106 to enable power supply from the magnetic head drive circuit 113 to the coil 102.

[0013]

However, in the conventional magnetic head, in order to enable the power supply from the magnetic head drive circuit to the coil of the magnetic head, the power supply line from the magnetic head drive circuit and the power supply provided in the magnetic head are provided. The power supply contact was formed by soldering the parts.

Therefore, there is a problem that it takes time to assemble the magnetic head. Further, the positioning between the magnetic head and the positioning fixture is performed by the positioning pin and the positioning hole.

Therefore, there is a problem that the center position of the coil at the tip of the magnetic head is displaced in the radial direction of the magneto-optical disk due to the clearance between the positioning pin and the positioning hole.

In view of the above, the present invention provides a method of fixing a magnetic head that simplifies the assembly of the magnetic head and enables the assembly in a short time, and at the same time, improves the position adjustment accuracy of the magnetic head. To aim.

[0017]

In order to solve the above problems, a first invention provides a magnetic head having a terminal group for generating a magnetic field of a predetermined intensity by supplying power to the terminal group, and the magnetic head. Driving current supplying means for supplying a predetermined driving current, positioning fixing means for positioning the magnetic head at a predetermined position and fixing the magnetic head, and driving for guiding the output of the driving current supplying means to the positioning fixing means. It has a current guiding means and a positioning and fixing power feeding means for enabling power supply from the driving current guiding means to the terminal group by positioning or fixing the magnetic head on the positioning and fixing means. The means has a positioning holding means for positioning and holding the drive current guiding means at a predetermined position of the positioning fixing means. As a result, the terminal group provided on the magnetic head is located near the contact surface when the positioning fixing means and the magnetic head are positioned and fixed. The positioning fixing means is provided with a positioning holding means for positioning and holding the drive current guiding means at a predetermined position of the positioning fixing means. The positioning holding means preliminarily positions and holds the driving current guiding means so that the terminal group of the magnetic head and the driving current guiding means contact each other when the positioning fixing means and the magnetic head are positioned and fixed. By positioning and fixing the magnetic head and the positioning and fixing means, the positioning and fixing means enables power supply from the drive current guiding means to the terminal group of the magnetic head.

According to a second aspect of the present invention, when the positioning / fixing power feeding means positions and fixes the positioning / fixing means and the magnetic head, the terminal group presses the conductive portion of the driving current guiding means with a predetermined pressing force, and the driving current guiding means conducts electricity. It has a moving contact forming means that moves along the section to form a power supply contact. As a result, when the magnetic head is positioned and fixed to the positioning and fixing means, the terminal group of the magnetic head presses the conductive portion of the drive current guiding means with a predetermined pressing force. At that time, the terminal group of the magnetic head moves along the conductive portion of the drive current guiding means to remove the deposits on the conductive portion and form the power supply contact.

According to a third aspect of the present invention, there is provided a magnetic head having a terminal group for generating a magnetic field of a predetermined intensity by supplying power to the terminal group, and a drive current supply means for supplying a predetermined drive current to the magnetic head. Positioning fixing means for positioning the magnetic head at a predetermined position and fixing the magnetic head; driving current guiding means for guiding the output of the driving current supply means to the positioning fixing means; and a predetermined fixing means for the positioning fixing means. From the drive current guiding means, the insertion holding means for inserting and holding the drive current guiding means in a position, the positioning fixing means and the magnetic head are fixed, and the drive current guiding means is inserted and held in the insertion holding means. And an insertion contact power supply unit that enables power supply to the terminal group. As a result, the terminal group provided on the magnetic head is located near the contact surface when the positioning fixing means and the magnetic head are positioned and fixed. The positioning and fixing means is provided with insertion holding means for inserting and holding the drive current guiding means in a predetermined position of the positioning and fixing means. When the positioning fixing means and the magnetic head are positioned and fixed, the terminal group of the magnetic head comes into contact with a predetermined surface of the insertion holding means. Then, by inserting the drive current guide means into the insert holding means, the drive current guide means is held by the predetermined surface of the insert holding means and the terminal group, and at the same time, the drive current supplying means can supply power to the terminal group.

According to a fourth aspect of the invention, the positioning and fixing means has drive system fixing means for positioning and fixing the driving current supply means. As a result, the drive current supply means is positioned and fixed to the drive system fixing means provided in the positioning and fixing means.

In a fifth aspect of the invention, the positioning and fixing means has surface contact positioning means for positioning the magnetic head in a predetermined two-dimensional direction by a plurality of surfaces. As a result, the positioning fixing means is provided with a plurality of positioning surfaces for positioning the magnetic head in a predetermined two-dimensional direction. The positioning / fixing means positions the magnetic head on the plurality of positioning surfaces.

According to a sixth aspect of the invention, the positioning and fixing means has partial contact positioning means for positioning the magnetic head in a predetermined two-dimensional direction by a plurality of projections. As a result, the positioning and fixing means is provided with a plurality of protrusions for positioning the magnetic head in a predetermined two-dimensional direction. The positioning and fixing means positions the magnetic head with the plurality of protrusions.

In a seventh aspect of the invention, the magnetic head feeds power from a terminal group of the magnetic head to a magnetic field generating portion of the magnetic head by two members, and the two members support the magnetic field generating portion of the magnetic head. Have the means to do. As a result, the magnetic head feeds power from the terminal group of the magnetic head to the magnetic field generating portion with the two members, and also supports the magnetic field generating portion with the two members.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is a magnetic head having a terminal group for generating a magnetic field of a predetermined intensity by feeding power to the terminal group, and a predetermined drive for the magnetic head. Driving current supplying means for supplying a current, positioning fixing means for positioning the magnetic head at a predetermined position and fixing the magnetic head, and driving current guiding means for guiding the output of the driving current supplying means to the positioning fixing means. And a positioning / fixing power supply means for enabling power supply from the drive current guiding means to the terminal group by positioning or fixing the magnetic head on the positioning / fixing means. A terminal group provided on the magnetic head is located in the vicinity of the contact surface when the positioning fixing means and the magnetic head are positioned and fixed. The positioning fixing means is provided with a positioning holding means for positioning and holding the drive current guiding means at a predetermined position of the positioning fixing means. The positioning holding means preliminarily positions and holds the driving current guiding means so that the terminal group of the magnetic head and the driving current guiding means contact each other when the positioning fixing means and the magnetic head are positioned and fixed. By positioning and fixing the magnetic head and the positioning and fixing means, the positioning and fixing means enables power supply from the drive current guiding means to the terminal group of the magnetic head.

(Embodiment 1) First, a first embodiment will be described.

FIG. 1 is a block diagram of a method of fixing a magnetic head according to the first embodiment. Compared with the configuration of the conventional magnetic head shown in FIG. 8, the newly added components will be mainly described.

In FIG. 1, 1a and 1b are magnetic heads 1.
01 is a power supply terminal to the coil 102, and 2 is a power supply line 114.
It is a positioning groove of a and 114b.

In the present embodiment, the power supply lines 114a, 11a
4b is composed of a flexible substrate, and the coil 102
The operation will be described below by using an example in which the power supply lines 103a and 103b to the power supply line are inserted into the fixing member 104.

Magnetic head 101 and positioning and fixing base 110
The positioning holes 107a and 107b provided in the fixing member 104 are positioned by the positioning pins 111a and 111b.
It is done by fitting each into b. For fixing to the positioning and fixing base 110, the fixing member 104 is fixed by the fixing screw 112.

In the present invention, the power supply terminals 1a and 1b are located near the contact surface on the side of the fixing member 104 when the fixing member 104 and the positioning fixing base 110 are positioned and fixed. The positioning and fixing base 110 is provided with a positioning groove 2 for positioning the power supply lines 114a and 114b in the vicinity of the contact surface with the fixing member 104.

The positioning groove 2 is provided with the power feeding terminals 1a, 1 when the fixing member 104 is positioned on the positioning fixing base 110.
The power supply lines 114a and 114b are pre-positioned so that b and the power supply lines 114a and 114b contact each other. On the other hand, the power supply terminals 1a and 1b are located below the contact surface of the fixing member 104 with the positioning fixing base 110. The power supply terminals 1a and 1b are fixed to the fixing member 104 by fixing screws 112.
When the power supply line 114 is fixed to the positioning fixing base 110,
It works to press a and 114b with a predetermined pressing force. The power supply terminals 1a and 1b are connected to the power supply lines 103a and 1b.
03b and the power feeding lines 114a and 114b are formed to enable power feeding from the magnetic head drive circuit 113 to the coil 102.

As described above, by feeding or fixing the magnetic head to the positioning and fixing base to form a feeding contact from the magnetic head driving circuit to the coil and enabling feeding from the magnetic head driving circuit to the coil, The steps such as soldering can be eliminated, and the assembly of the magnetic head can be simplified.

(Second Embodiment) Next, a second embodiment will be described.

FIG. 2 is a configuration diagram of a method of fixing a magnetic head according to the second embodiment. Compared to the configuration of the magnetic head shown in FIG. 1, the newly added components will be mainly described.

The magnetic head of FIG. 2 presses the power supply lines 114a and 114b, on which the power supply terminals 1a and 1b are positioned, with a predetermined pressing force when the fixing member 104 and the positioning and fixing base 110 are fixed, and also the power supply lines 114a and 114b. The power supply contact is formed while moving along the conductive portion of. The power supply terminals 1a and 1b are connected to the power supply lines 114a and 1b.
The power supply contact is formed while removing the deposits and the like that hinder the conduction with 14b.

As described above, when the magnetic head is fixed to the positioning and fixing base, the feed line from the magnetic head drive circuit is pressed by a predetermined pressing force, and the feed contact is formed while moving along the feed line. It is possible to eliminate deposits and the like that hinder the conduction and improve the reliability of the power feeding contact.

(Third Embodiment) Next, a third embodiment will be described.

FIG. 3 is a block diagram of a magnetic head fixing method according to the third embodiment. Compared to the configuration of the magnetic head shown in FIG. 1, the newly added components will be mainly described.

In FIG. 3, reference numeral 3 is the feeder lines 114a, 11
4b is an insertion groove. In the third invention, the power supply line 114 is provided near the contact surface between the positioning and fixing base 110 and the fixing member 104.
An insertion groove 3 for inserting and holding a and 114b is provided. The power supply terminals 1a and 1b are located near the contact surface on the side of the fixing member 104 when the fixing member 104 and the positioning fixing base 110 are positioned and fixed. In addition, the power supply terminals 1a and 1b
Is positioned below the contact surface between the fixing member 104 and the positioning fixing base 110, and when the fixing member 104 is fixed to the positioning fixing base 110, the power supply terminals 1a and 1b press the insertion groove 3 with a predetermined pressing force. It works by pressing with.

In this state, the power supply lines 114a and 114b are inserted into the insertion groove 3. And the power supply lines 114a, 114
b is inserted and held so as to be inserted between the insertion groove 3 and the power supply terminals 1a and 1b that press the insertion groove 3 with a predetermined pressing force. At this time, since the power supply terminals 1a and 1b are pressing the insertion groove 3, the power supply lines 114a and 114b are inserted while receiving a predetermined frictional force by the power supply terminals 1a and 1b.
Then, the power supply lines 114a and 114b are inserted to a predetermined position while removing deposits and the like that interfere with the conductivity due to this frictional force, and form power supply contacts with the power supply lines 103a and 103b.

As described above, by fixing the magnetic head to the positioning and fixing base and inserting the power supply line from the magnetic head drive circuit to form the power supply contact point to the coil and enable the power supply to the coil. It is possible to simplify the assembly of the magnetic head by eliminating the steps such as soldering and to improve the reliability of the power supply contact.

(Fourth Embodiment) Next, a fourth embodiment will be described.

FIG. 4 is a block diagram of a magnetic head fixing method according to the fourth embodiment. Compared to the configuration of the magnetic head of the third invention, the newly added components will be mainly described.

In FIG. 4, 4 is a magnetic head drive circuit 1.
13 is a drive circuit fixing portion for positioning and fixing 13. The magnetic head drive circuit 113 functions to supply a drive current, which is modulated according to the recorded information, to the coil of the magnetic head 101. When the magnetic head drive circuit 113 supplies a drive current having a high frequency component to the coil 102, the magnetic head drive circuit 113 mixes noise into other circuit systems.

Therefore, in the fourth embodiment, the magnetic head drive circuit 113 is positioned and fixed to the drive circuit fixing portion 4 provided on the positioning and fixing base 110 relatively distant from the surrounding circuit system.

As described above, by arranging the magnetic head drive circuit on the positioning and fixing base relatively distant from other peripheral circuit systems, it is possible to prevent noise from being mixed into other peripheral circuit systems, and It is possible to reduce the size of the mounted circuit board.

Although the magnetic head drive circuit is arranged on the positioning and fixing base in the present embodiment, the same effect can be obtained by disposing the magnetic head drive circuit on the magnetic head.

(Fifth Embodiment) Next, a fifth embodiment will be described.

FIG. 5 is a block diagram of a magnetic head fixing method of the fifth invention. Compared with the configuration of the magnetic head of FIG. 3, the newly added components will be mainly described.

The magnetic head shown in FIG. 5 is different from the magnetic head shown in FIG.
Positioning holes 107a, 107 for positioning with
b and the positioning pins 111a and 111b are excluded. Then, the positioning fixing base 110 is newly provided with positioning surfaces 5a, 5b, 5c.

In the third embodiment, the positioning of the fixing member 104 and the positioning fixing base 110 is performed by the positioning hole 107.
This is done by fitting the a and 107b and the positioning pins 111a and 111b, respectively. Therefore, the center position of the coil 102 at the tip of the magnetic head 101 is located at the positioning holes 107a and 107b and the positioning pins 111a and 111.
There is a problem in that the magneto-optical disk 109 is displaced in the radial direction due to the clearance with b.

Therefore, in this embodiment, the magnetic head 10 is used.
The positioning of 1 and the positioning fixing base 110 is performed as follows. First, the positioning of the magneto-optical disk 109 in the radial direction is performed by pressing the surface a of the fixing member 104 and the positioning surface 5a. The positioning of the magneto-optical disk 109 in the tangential direction is performed by pressing the surface b of the fixing member 104 and the positioning surfaces 5b and 5c.

As described above, the predetermined two or more surfaces of the magnetic head and the predetermined two or more surfaces of the positioning and fixing base are pressed against each other to position the magnetic head on the positioning and fixing base. The amount of positional deviation from a predetermined position in the radial direction to the center position of the coil can be reduced, and the positioning accuracy of the magnetic head is improved.

(Sixth Embodiment) Next, a sixth embodiment will be described.

FIG. 6 is a block diagram of a magnetic head fixing method of the sixth invention. Compared with the configuration of the magnetic head in FIG. 5, the newly added components will be mainly described.

The magnetic head of FIG. 6 is different from the magnetic head of FIG.
5b and 5c are provided with protrusions 6a, 6b and 6c.

In the fifth embodiment, the fixing member 104 and the positioning fixing base 110 are positioned by the fixing member 104.
The predetermined two surfaces a and b and the positioning surfaces 5a, 5b and 5c of the positioning fixture 110 are pressed against each other. Therefore, there is a problem in that the positioning accuracy between the fixing member 104 and the positioning fixing base 110 deteriorates due to dust or the like entering the respective surfaces to be pressed against each other.

Therefore, in this embodiment, the magnetic head 10 is used.
The positioning of 1 and the positioning fixing base 110 is performed as follows. First, the positioning of the magneto-optical disk 109 in the radial direction is performed by pressing the surface a of the fixing member 104 and the protrusions 6a and 6b. And the magneto-optical disk 109
Positioning in the tangential direction is performed by pressing the surface b of the fixing member 104 and the protrusion 6c, respectively.

In this way, by positioning two or more predetermined surfaces of the magnetic head against three or more predetermined protrusions of the positioning and fixing base to position the magnetic head on the positioning and fixing base, It is possible to extremely reduce the frequency of deterioration of the positioning accuracy due to the entry of dust or the like, and it is possible to further improve the positioning accuracy of the magnetic head.

In this embodiment, the example in which the protrusion is provided on the positioning and fixing base has been described. However, a means for performing the positioning of the magnetic head by providing the protrusion and the positioning surface on the positioning and fixing base is provided. Even if it is used, the same effect can be obtained.

(Embodiment 7) FIG. 7 is a block diagram of a magnetic head fixing method according to a seventh embodiment. Compared to the configuration of the magnetic head of FIG. 6, the newly added components will be mainly described.

7a and 7b in FIG. 7 are composite power supply terminals.
The composite power supply terminal 7a is different from the magnetic head configuration shown in FIG.
The power feeding terminal 1a and the power feeding line 103a are configured by one member, and the composite power feeding terminal 7b is configured by the power feeding terminal 1b and the power feeding line 103b by one member. The composite power supply terminals 7a and 7b are made of an elastic material such as a plate-shaped spring material and are connected to both ends of the coil 102, respectively. The composite power supply terminals 7a and 7b are the suspension 105 used in the configuration of the magnetic head of FIG.
It also has the function of.

As described above, by combining the power supply terminal of the magnetic head and the power supply line to the coil and having a function as a suspension, the number of parts can be reduced and the cost can be reduced. Further, the assembly of the magnetic head can be simplified.

[0064]

As described above, according to the present invention, a magnetic head having a terminal group for generating a magnetic field of a predetermined strength by supplying power to the terminal group, and a predetermined drive current to the magnetic head. Drive current supplying means for supplying, positioning fixing means for positioning the magnetic head at a predetermined position and fixing the magnetic head, and drive current guiding means for guiding the output of the drive current supplying means to the positioning fixing means, Positioning and fixing power supply means for enabling power supply from the drive current guiding means to the terminal group by positioning or fixing the magnetic head to the positioning and fixing means, the positioning and fixing means being provided with the drive current guiding means. By providing the positioning and holding means for positioning and holding the positioning and fixing means at a predetermined position, the steps such as soldering are eliminated. Can form conductive contact, it is possible to simplify the assembly of the magnetic head.

Further, when the positioning fixing means and the magnetic head are positioned and fixed to the positioning fixing power supply means, the terminal group presses the conductive part of the drive current guiding means with a predetermined pressing force and along the conductive part of the driving current guiding means. By providing a moving contact forming means that moves to form a power supply contact,
It is possible to improve the reliability of the power supply contact by eliminating the adherents that hinder the conductivity.

Further, a magnetic head having a terminal group for generating a magnetic field of a predetermined intensity by feeding power to the terminal group, a drive current supply means for supplying a predetermined drive current to the magnetic head, and the magnetic head. Position fixing means for fixing the magnetic head to a predetermined position, drive current guiding means for guiding the output of the drive current supplying means to the position fixing means, and the drive means for moving the position fixing means at a predetermined position. The insertion holding means for inserting and holding the current guiding means, the positioning fixing means and the magnetic head are fixed, and the driving current guiding means is inserted and held in the insertion holding means so that the driving current guiding means moves to the terminal group. By including the insertion contact power supply means that enables power supply of the magnetic head, the power supply contact can be formed by eliminating the process such as soldering. The can be simplified. And furthermore,
It is possible to improve the reliability of the power supply contact by eliminating the adherents that hinder the conductivity.

Further, by providing the positioning fixing means with the driving system fixing means for positioning and fixing the driving current supplying means, it is possible to prevent noise from being mixed into other peripheral circuit systems and to reduce the size of the mounting circuit board. Can be achieved.

Further, by providing the positioning and fixing means with the surface contact positioning means for positioning the magnetic head in a predetermined two-dimensional direction by a plurality of surfaces, the positioning accuracy of the magnetic head can be improved.

Further, since the positioning and fixing means is provided with the partial contact positioning means for positioning the magnetic head in the predetermined two-dimensional direction by the plurality of protrusions, the frequency of deterioration of the positioning accuracy can be extremely reduced and the positioning accuracy can be further improved. .

Further, the magnetic head supplies electric power from the terminal group of the magnetic head to the magnetic field generating portion of the magnetic head by two members, and the two members support the magnetic field generating portion of the magnetic head. The number of parts of the magnetic head can be reduced, the cost can be reduced, and the assembly of the magnetic head can be further simplified.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a method of fixing a magnetic head according to a first embodiment.

FIG. 2 is a configuration diagram of a method of fixing a magnetic head according to a second embodiment.

FIG. 3 is a configuration diagram of a method of fixing a magnetic head according to a third embodiment.

FIG. 4 is a configuration diagram of a method of fixing a magnetic head according to a fourth embodiment.

FIG. 5 is a configuration diagram of a method of fixing a magnetic head according to a fifth embodiment.

FIG. 6 is a configuration diagram of a method of fixing a magnetic head according to a sixth embodiment.

FIG. 7 is a configuration diagram of a method of fixing a magnetic head according to a seventh embodiment.

FIG. 8 is a configuration diagram of a conventional head fixing method.

[Explanation of symbols]

 1a, 1b Power supply terminal 2 Positioning groove 3 Insertion groove 4 Drive circuit fixing part 5a, 5b, 5c Positioning surface 6a, 6b, 6c Projection part 7a, 7b Composite power supply terminal

 ─────────────────────────────────────────────────── (72) Inventor Hideki Aiko 1006 Kadoma, Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Toru Nakamura, 1006 Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd.

Claims (9)

[Claims] 1. A magnetic head having a terminal group for generating a magnetic field of a predetermined intensity by feeding power to the terminal group, a drive current supply means for supplying a predetermined drive current to the magnetic head, and the magnetic head. Position fixing means for fixing the magnetic head to a predetermined position, driving current guiding means for guiding the output of the driving current supply means to the positioning fixing means, and positioning the magnetic head on the positioning fixing means. A method of fixing a magnetic head, comprising: a fixed fixing power supply means that enables power supply from the drive current guiding means to the terminal group by fixing. 2. The method of fixing a magnetic head according to claim 1, wherein the positioning and fixing means includes a positioning and holding means for positioning and holding the drive current guiding means at a predetermined position of the positioning and fixing means. 3. The positioning / fixing power supply means is arranged along the conductive part of the drive current guiding means while the terminal group presses the conductive part of the driving current guiding means with a predetermined pressing force when positioning and fixing the positioning fixing means and the magnetic head. 3. The method of fixing a magnetic head according to claim 1, further comprising moving contact forming means for moving to form a feeding contact. 4. A magnetic head having a terminal group for generating a magnetic field of a predetermined intensity by feeding power to the terminal group, a drive current supply means for supplying a predetermined drive current to the magnetic head, and the magnetic head. Position fixing means for fixing the magnetic head to a predetermined position, drive current guiding means for guiding the output of the drive current supplying means to the position fixing means, and the drive means for moving the position fixing means at a predetermined position. The insertion holding means for inserting and holding the current guiding means, the positioning fixing means and the magnetic head are fixed, and the driving current guiding means is inserted and held in the insertion holding means so that the driving current guiding means moves to the terminal group. And a method of fixing a magnetic head, comprising: an insertion contact power supply means that enables power supply of the magnetic head. 5. The method of fixing a magnetic head according to claim 1, wherein the positioning and fixing means includes a drive system fixing means for positioning and fixing the drive current supply means. 6. The method of fixing a magnetic head according to claim 1, wherein the positioning and fixing means includes surface contact positioning means for positioning the magnetic head in a predetermined two-dimensional direction by a plurality of surfaces. . 7. The method of fixing a magnetic head according to claim 1, wherein the positioning and fixing means includes partial contact positioning means for positioning the magnetic head in a predetermined two-dimensional direction by a plurality of protrusions. . 8. The magnetic head supplies power from a terminal group of the magnetic head to a magnetic field generation portion of the magnetic head by two members, and the two members support the magnetic field generation portion of the magnetic head. The method of fixing a magnetic head according to any one of 1, 2, 3, 4, 5, 6, and 7. 9. A terminal group, wherein the terminal group is positioned below a contact surface between the positioning and fixing means and the magnetic head when the magnetic head is positioned and fixed to the positioning and fixing means. 4. A method of fixing a magnetic head according to 4, 5, 6, 7, and 8.