JP2002237117A - Cartridge loader - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cartridge loader capable of operating a reel driving part by sliding a slide plate and engaging with a tape reel, without requiring a dedicated driving source. SOLUTION: The cartridge loader is provided with a frame 86 into which a tape cartridge 1 is loaded, a reel drive part regulation plate 87 arranged in a lower side of the frame 86 and for regulating height of a reel drive part 110 which engages the tape reel 10 of the tape cartridge 1 loaded on the frame 86, a top plate 89 arranged at the upper side of the frame 86 and provided with an energizing member 128 energizing the tape cartridge 1 in an ejection direction of the frame 86, and slide plates 88 which are provided at side plates 111 and 112 of the reel drive part regulation plate 87 and are each formed with a groove 114 having a step. The reel drive part regulation plate 87 approaches and is separated from the frame 86 by inserting slide projections 115 and 116 projectingly formed at the side plates 111 and 112 into the slide grooves 114 of the slide plates 88 and sliding the slide plates 88 over a 1st and a 2nd positions.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cartridge mounting device for mounting a tape cartridge on which a tape-shaped recording medium is wound.

[0002]

2. Description of the Related Art Conventionally, in a tape cartridge using a magnetic tape as a recording medium, one tape reel around which a magnetic tape having a leader block attached at one end to which a tape pull-out mechanism of a drive device is engaged is attached. Is rotatably stored in the cartridge body. When this tape cartridge is loaded in a drive device, a reel drive unit for rotating and driving a tape reel around which a magnetic tape is wound rises from the lower side of the tape cartridge and is engaged with a reel hub.

[0003]

However, such a reel driving unit manually moves the reel driving unit up and down with respect to the tape cartridge mounted on the cartridge mounting unit, thereby connecting the tape reel and the reel driving unit. Engagement and disengagement were performed.

Also, when using the power of a motor or the like, a dedicated motor for engaging the tape reel by moving the reel drive unit up and down has been often used.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a cartridge mounting device that can operate a reel driving unit by sliding a slide plate and engage with a tape reel without requiring a dedicated driving source.

[0006]

In order to solve the above-mentioned problems, a cartridge mounting apparatus according to the present invention is provided with a frame on which a tape cartridge is mounted, and is provided below the frame to be mounted on the frame. A reel drive unit regulating plate that regulates the height of a reel drive unit that engages the tape reel of the tape cartridge, and a biasing unit that is disposed above the frame and urges the tape cartridge in a frame discharge direction. A top plate provided with a member, and a slide plate provided with a slide groove having a step formed on a side plate of the reel drive unit regulation plate, wherein the reel drive unit regulation plate is provided with a slide protruding from the side plate. The protrusion is inserted into the slide groove of the slide plate, and the slide plate is
By sliding between the position (1) and the second position, the frame approaches and separates from the frame.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a cartridge mounting device to which the present invention is applied will be described with reference to the drawings. As shown in FIG. 1, a tape cartridge 1 mounted on the cartridge mounting apparatus has a cartridge main body 2 in which a pair of upper and lower halves 3 and 4 are butt-connected, and a magnetic tape 9 housed in the cartridge main body 2 is wound. And a reel lock 11 for preventing the tape reel 10 from floating when the tape cartridge 1 is not mounted in the drive device and is not in use. When the tape cartridge 1 is inserted into the drive device, the engagement of the reel lock 11 with the tape reel 10 is released, and the leader block 14 on which the magnetic tape 9 is clamped is pulled out by the tape pulling mechanism on the drive device side. Then, the magnetic tape 9 is guided to a take-up reel in the drive device and wound around the take-up reel.

As shown in FIGS. 1, 2 and 3, the upper and lower halves 3 and 4 constituting the cartridge body 2 are AB
A synthetic resin such as an S resin is formed into a substantially rectangular shape by injection molding or the like. The upper and lower halves 3 and 4 are formed in such a size that the tape reel 10 around which the magnetic tape 9 is wound when the cartridge main body 2 is formed is rotatably housed. The upper and lower halves 3 and 4 are provided with rising walls 6 and 7, which constitute the outer peripheral wall 5 of the cartridge body 2 when the upper and lower halves 3 and 4 abut against each other.
Further, the upper and lower halves 3 and 4 are formed so as to be inscribed in the rising walls 6 and 7 and form a substantially arc-shaped partition wall constituting the partition wall 22 in the cartridge body 2 when the upper and lower halves 3 and 4 are abutted. A wall 22a is formed. And
The upper and lower halves 3 and 4 are butted, and the cartridge body 2
Is constructed, the outer peripheral wall 5 is provided in the cartridge body 2.
And the partition wall 22 constitute a tape reel storage unit 23 for storing the tape reel 10.

The reel lock release member 17 disposed on the drive device side enters the outer peripheral wall 5 of the cartridge body 2 from the end of the drive device insertion end side surface 2a to one side surface 2b. A member entry groove 8 is formed. This reel unlocking member entry groove 8
Is formed on one side surface of the upper half 3 or the lower half 4 by opening one end of the side surface on the insertion end side of the drive device and cutting out the one side surface 2b in a substantially U-shaped cross section. The reel lock release member entry groove 8 has a substantially rectangular cutout on the lower surface side, and is provided with a shutter arrangement hole 8a in which a shutter member 12 described later is movably arranged.

As shown in FIG. 4, a reel lock 11 for preventing the tape reel 10 from loosening, which will be described later, is provided near the groove 8 for entering the reel lock releasing member. The reel unlocking member entry groove 8 is disposed in the cartridge body 2 and is closed by a shutter member 12 for preventing the inside of the cartridge body 2 from being exposed to the outside. Then, the reel lock release member entry groove 8
The shutter member 1 is provided on the drive device side when the tape cartridge 1 is inserted into the drive device.
The reel lock release member 17 for releasing the lock of the tape reel 10 by pressing the reel lock 11 via the second lock 2 enters.

Also, the reel lock releasing member entry groove 8 is
By being formed on one of the upper half 3 and the lower half 4, the cartridge body 2 is formed so as to be biased toward the upper end or the lower end in the thickness direction of the cartridge main body 2. As a result, as shown in FIG. 5, when the tape cartridge 1 is inserted into the drive device, when the cartridge body 2 is inserted upside down, the tape cartridge 1 corresponds to the reel lock release member entry groove 8 in the drive device. The reel unlocking member 17 provided in contact with the outer peripheral wall 5 of the cartridge body 2 can be prevented from being inserted to the loading position.

As shown in FIG. 4, a shutter member 12, which is provided in the reel lock releasing member entrance groove 8 and prevents dust and the like from entering the cartridge body 2, is formed in a substantially flat plate. Shutter section 12 for preventing ingress of air
a, a first pressing portion 12b provided at one end of the shutter portion 12a and pressed by a reel unlocking member 17 provided on the drive device side, a pressing portion 12b and a connecting portion 12c.
, And a second pressing portion 12 d that presses the reel lock 11.

The shutter member 12 is movably supported by a shutter guide groove 13 formed on one side surface 2b corresponding to the reel unlocking member entry groove 8 of the upper and lower halves 3, 4 shown in FIG. . As shown in FIG. 2, the shutter member 12 is supported by the shutter guide groove 13, so that the shutter portion 1 is formed on one side 2 b of the shutter arrangement hole 8 a formed in the reel unlocking member entry groove 8.
2a and the drive device insertion side surface 2
The first pressing portion 12b is provided on the side a. This allows
The cartridge body 2 includes a reel unlocking member entry groove 8.
Shutter opening 8a is closed and externally closed.

The shutter member 12 has a second pressing portion 12d.
Are in contact with a pressing shaft of a reel lock 11 described later. Then, the shutter member 12 is pressed by the second pressing portion 1 by the biasing force of the torsion coil spring biasing the reel lock 11.
2d is pressed and urged in the direction of arrow A in FIG.

Further, when the tape cartridge 1 is inserted into the drive device, the reel lock release member 17 provided on the drive device enters the shutter member 12 through the reel lock release member entry groove 8, and the shutter member 12 is moved to the first position. Pressing part 12b
Is pressed against the biasing force of the torsion coil spring of the reel lock 11 in the direction indicated by the arrow A in FIG. As a result, the pressing shaft of the reel lock 11 that is in contact with the second pressing portion 12d is pressed in the direction indicated by the arrow A in FIG.

When the tape cartridge 1 is ejected from the drive device, the second pressing portion 12d of the shutter member 12 is brought into contact with the pressing shaft by the urging force of the torsion coil spring of the reel lock 11. 4 is pressed in the direction of arrow A to close the reel lock release member entry groove 8 of the cartridge body 2.

As described above, the shutter member 12 always keeps the cartridge body 2 closed when the tape cartridge 1 is not inserted into the drive device and is not used. Therefore, it is possible to prevent dust and the like from entering the cartridge body 2 and contaminating the magnetic tape 9. Thus, it is possible to prevent the recording / reproducing characteristics of the magnetic tape 9 from deteriorating.

As shown in FIG. 1, on the outer peripheral wall 5,
A tape drawing hole 15 from which the magnetic tape 9 is drawn is formed. The tape pull-out hole 15 is formed by cutting out the other end of the drive device insertion side surface 2a of the upper and lower halves 3 and 4 and abutting the cut-outs. The tape pull-out hole 15 has a leader block 14 in which the other end of the magnetic tape 9 is clamped inside, and the leader block 14 faces outward.

As shown in FIG. 6, the tape drawing hole 15 is provided with a leader block pressing piece 16 on the upper half side, and the leader block pressing piece 16 is formed on the upper surface of the leader block 14. A locking projection 16a to be engaged with the locking recess 55 is formed. When the leader block 14 is locked in the tape drawing hole 15, the locking projection 16 a and the locking concave portion 55 formed in the leader block 14 are engaged with each other, so that the tape is stored in the tape drawing hole 15. Positioning of the leader block 14 is achieved,
Rattling is prevented.

As shown in FIG. 3, a reel drive unit insertion hole 19 into which a reel drive unit for rotating the tape reel 10 on the drive device side is inserted is provided substantially in the center of the bottom plate 18 of the lower half 4. Is formed.

The tape reel 10 around which the magnetic tape 9 is wound and rotatably stored in the tape reel storage section 23 of the cartridge main body 2 is, as shown in FIG.
And a pair of reel flanges 25 and 26 attached to both sides of the reel hub 24.

The reel hub 24 has one end of the magnetic tape 9 attached thereto. In addition, the reel hub 24 is
8a, the engaging portion 3 engaged with the drive shaft of the drive device
0 is formed. The engagement portion 30 faces outward from the reel drive unit insertion port 19 and is
When the is inserted into the drive device, it is engaged with the reel drive section of the reel rotation drive mechanism provided on the drive device side and is driven to rotate.

The reel flanges 25 and 26 formed at the upper and lower ends of the reel hub 24 are
The winding position of the magnetic tape 9 wound around is regulated. As shown in FIG. 1, the reel flanges 25 and 26 are formed in a substantially disk shape, and a joining pin is inserted into the upper and lower surfaces of the reel hub and joined by heat caulking. As shown in FIG. 4, at least the upper reel flange 25 has, on the outer peripheral portion thereof, engagement teeth 27 a serving as regulating portions 27 for restricting the movement of the tape reel 10 by engaging the reel lock 11. Have been. In the restricting portion 27, engagement teeth 27 a to be engaged with the reel lock 11 are formed at regular intervals over the entire circumference of the upper reel flange 25.

The reel lock 11, which restricts the movement of the tape reel 10 by engaging with the engaging teeth 27a,
As shown in FIGS. 4 and 7, a lock portion 34 having a restricting convex portion 33 that engages with the engaging teeth 27 a, a torsion coil spring 35 that urges the lock portion 34 toward the tape reel 10, and a lock portion 34. And a support shaft 36 which is inserted into the torsion coil spring 35 and instructs the torsion coil spring 35 to be rotatable.

The locking portion 34 is provided with the engaging teeth 27 of the regulating portion 27.
a regulating arm 3 formed with a regulating convex portion 33 engaged with a.
7, a rotating plate 38 integrally formed on the lower surface side of the regulating arm 37, and a shutter member protruding from a tip end of the rotating plate 38 and disposed in the reel unlocking member entry groove 8. The pressing shaft 39 is in contact with the second second pressing portion 12d. The regulating protrusion 33 is formed with a plurality of teeth protruding toward the upper reel flange 25, and is brought into proximity to the tape reel 10 side, so that the engaging teeth of the regulating portion 27 formed on the outer periphery of the upper reel flange 25 are formed. 27a. In the regulating arm 37, an insertion hole through which the support shaft 36 is inserted is formed in the rotating portion 41 on the base end side of the arm. A rotating plate 38 provided integrally with the rotating portion 41 on the lower surface side of the rotating portion 41 extends toward the reel lock releasing member entrance groove 8, and a pressing shaft 39 is protruded from a distal end portion. ing. The pressing shaft 39 is in contact with the second pressing portion 12d of the shutter member 12 provided in the reel unlocking member entry groove 8 of the cartridge body 2, and transmits the urging force of the torsion coil spring 35 to the shutter member 12, When the tape reel 1 is inserted into the drive device, the pressing force from the reel unlocking member 17 is transmitted to the lock unit 34 via the shutter member 12 to release the lock of the tape reel 10.

The lock portion 3 disposed below the lock portion 34
Torsion coil spring 35 for urging tape 4 toward tape reel 10
The support shaft 36 is inserted through the center insertion hole, and one end is formed with a locking piece 42 formed inside the one side surface 2b of the cartridge body.
, And the other end is locked by the regulating arm 37 of the lock portion 34. Thereby, the torsion coil spring 35 constantly urges the regulating arm 37 of the lock portion 34 toward the tape reel 10 and prevents the tape reel 10 from floating due to the engagement of the regulating protrusion 33 and the engaging teeth 27a. At the same time, the pressing shaft 39 projecting from the tip of the rotating plate is urged in the direction of arrow A in FIG. Thereby, the cartridge body 2
The second pressing portion 12d of the shutter member 12 is
9 and is always closed by the shutter member 12.

A support shaft 36, which is rotatably supported by inserting the rotating portion 41 of the lock portion 34 and the torsion coil spring 35 therethrough, is provided with a base 43 provided in the lower half of the cartridge body and protruding from the base 43. And an insertion shaft 44 through which the insertion hole of the torsion coil spring 35 is inserted. The base 43 is formed of a substantially cylindrical body, and has substantially the same diameter or an enlarged diameter as the rotation portion 41 and the insertion hole of the torsion coil spring 35, and stably supports the lock portion 34 and the torsion coil spring 35 inserted through the insertion shaft 44. are doing. Also, the base 43
The engaging teeth 27a of the restricting portion 27 in which the restricting convex portion 33 of the lock portion 34 is formed around the upper reel flange 25
Are formed at a height arranged at a position facing each other.

The reel lock 11 having such a configuration
The locking piece 42 and the locking portion 3 in which the torsion coil spring 35 is formed inside the one side surface 2 b of the cartridge body 2.
In the normal state, as shown in FIG. 8, the lock portion 34 is urged to the tape reel 10 side, and is disposed in the cartridge main body 2 in a state where the play of the tape reel 10 is restricted. Have been.

When the tape cartridge 1 is inserted into the drive device, the reel lock release member 17 provided on the drive device side presses the first pressing portion 12b of the shutter member 12, Pressing shaft 3
9 is pressed by the second pressing portion 12d to be urged in the direction indicated by the arrow A in FIG. 4, and the lock portion 34 rotates in the direction indicated by the arrow B in FIG. 4 against the urging force of the torsion coil spring 35. Is done. As a result, as shown in FIG.
1, the restriction projection 33 is disengaged from the engagement teeth 27a of the upper reel flange 25, and the tape reel 10 can be rotated.

The reel unlocking member 17 provided on the drive unit always pushes the pressing shaft 39 through the shutter member 12 in the direction of the arrow A in FIG. 4 while the tape cartridge 1 is mounted in the drive unit. Because it is energized,
The reel lock 11 is maintained in a state of being rotated in the direction of arrow B in FIG. Therefore, the tape reel 10 is always rotatable.

When the tape cartridge 1 is ejected from the drive unit, the reel unlocking member 17 also retreats from the cartridge body 2, so that the reel lock 1 is released.
In 1, the urging force on the pressing shaft 39 is released, and the lock portion 34 is urged toward the tape reel 10 by the urging force of the torsion coil spring 35. As a result, the reel lock 11 engages the regulating protrusion 33 of the lock portion 34 with the engagement teeth 27 a of the upper reel flange 25, thereby making the tape reel 10
Prevents idle movement.

On the magnetic tape 9 wound on such a tape reel 10, information signals such as audio signals, video signals, and processing data processed by a computer are recorded. At the leading end of the magnetic tape 9 wound around the tape reel 10, a leader block 14 which is gripped by a tape pull-out member of a tape pull-out mechanism in the drive device and guided by a take-up reel is attached.

As shown in FIGS. 10 to 12, the leader block 14 has an engagement portion 47 into which a sleeve of the tape pull-out member and an engagement shaft projecting downward from the sleeve are inserted.
And an upper engaging step portion 48 formed on the upper side of the engaging portion 47 and engaged with the lower surface portion of the sleeve, and a lower portion of the engaging portion 47 and the flange of the engaging shaft is engaged. And a lower engaging step portion 49.

The engagement portion 47 and the upper and lower engagement step portions 4
8, 49, as shown in FIG. 10 and FIG. 11, the engaging shaft and the abutting portion against which the lower surface of the sleeve abuts are substantially C-shaped.
It is formed in a character shape. Then, the leader block 14
Is engaged with the tape pull-out member by the engagement shafts abutting on the engagement portion 47 and the upper and lower engagement step portions 48 and 49. Accordingly, the positioning of the leader block 14 at the time of engagement is achieved, and the leader block 14 is prevented from rotating or rattling during transportation.

The upper engaging step portion 48 has a positioning portion 48a corresponding to a flange formed on the engaging shaft. The positioning portion 48a has an inclined surface extending from the upper engaging step portion 48 to the engaging portion 47. When the leader block 14 is engaged with the tape pull-out member, the positioning portion 48a is brought into contact with the flange formed on the engagement shaft. Therefore, leader block 1
4 is securely engaged with the engagement shaft.

The leader block 14 has an engaging portion 47.
A positioning step 50 is formed between the lower engaging step 49 and the lower engaging step 49 so that a flange formed on the engaging shaft abuts. The positioning step 50 has a butting portion formed in a substantially C-shape, and a part of the inner peripheral side corresponds to a chamfered portion formed on a flange of the engaging shaft at a part of the butting portion. Rotation restricting section 51 provided to restrict rotation of leader block 14
Are formed. As shown in FIG. 11, the rotation restricting portion 51 is formed in a substantially chordal shape on a part of an abutting portion formed in an arc shape. A chamfered portion formed on a flange of the engagement shaft, which is also formed in a substantially chord shape, is abutted against the rotation restricting portion 51. The positioning step 50
Has a positioning portion 52 formed of an inclined surface provided corresponding to the flange of the engagement shaft. Positioning unit 52
When the leader block 14 is engaged with the tape pull-out member, the flange of the engagement shaft is abutted. This allows
The leader block 14 is positioned when the tape pull-out member is engaged, so that rotation and rattling during transport are prevented.

As shown in FIG. 11, positioning grooves 53, 54 for positioning the leader block 14 when the leader block 14 is locked in the cartridge body 2 or the drive unit are provided at both ends of the lower surface of the leader block 14, as shown in FIG. Is formed. The positioning grooves 53 and 54 are guided by positioning protrusions provided in the cartridge body 2 and the drive device, thereby positioning the leader block 14 in the cartridge body 2 and the drive device. The positioning groove 53 formed at the rear end of the lower surface of the leader block 14 is formed by forming a substantially rectangular concave groove from substantially the center of the back surface of the leader block 14 to the vicinity of the lower engaging step 49 of the lower surface. The positioning groove 53 is formed such that an opening end formed on the back side of the leader block 14 is widened in a substantially C-shape, and a tip end portion is formed in a sharp shape. The positioning groove 54 formed at the front end of the lower surface of the leader block 14 is formed by forming a substantially rectangular concave groove from substantially the center of the front surface of the leader block 14 to the vicinity of the lower engagement step 49 of the lower surface. . Like the positioning groove 53, the positioning groove 54 has an open end that is widened in a substantially C-shape and has a sharp tip. Therefore, the positioning grooves 53 and 54 are easily guided to the positioning projections from the widened opening ends, and the positioning projections similarly formed in a sharp shape project from the sharply formed distal ends. By being applied, the positioning of the leader block 14 can be surely achieved.

As shown in FIG. 10, the leader block 14 has a locking recess 5 on its upper surface for positioning when locked in the cartridge body 2 or the drive device.
5, 56 are formed. The locking recess 55 formed at the rear end of the leader block 14 is
When the cartridge 4 is locked in the cartridge main body 2, the locking projection 16a provided on the upper surface side of the tape drawing hole 15 of the cartridge main body 2 shown in FIG. Thus, the positioning of the leader block 14 in the cartridge main body 2 is achieved, and rattling is prevented. Also, a locking recess 56 formed at the front end of the leader block 14.
When the leader block 14 is disposed in the drive device, the engaging projection provided in the drive device is engaged. As a result, the leader block 14 is positioned in the drive device, and rattling is prevented.

Next, a drive device into which such a tape cartridge 1 is inserted will be described.

As shown in FIG. 13, the drive device 70 is a drive device for recording or reproducing a single-reel type tape cartridge, and includes a cartridge mounting mechanism 72 on which the tape cartridge 1 is mounted, and a A rotary magnetic head device 73 that records or reproduces information by slidingly contacting the wound magnetic tape 9.
And a take-up reel 74 that constitutes a take-up mechanism that takes up the magnetic tape 9 conveyed into the apparatus, and engages with a leader block 14 provided at the end of the magnetic tape 9 to attach the leader block 14 to the cartridge body. And a transport mechanism 75 for transporting between the reel 2 and the take-up reel 74.

The drive device 70 is mounted on the base plate 7.
Take-up reel 74 with rotating magnetic head device 73 interposed therebetween
And a cartridge mounting mechanism 72 are disposed. The drive device 70 records or reproduces information signals by bringing the magnetic tape 9 conveyed from the tape cartridge 1 to the take-up reel 74 into sliding contact with the rotary magnetic head device 73 in a substantially M-shape.

The tape cartridge 1 is mounted, and a cartridge mounting mechanism 72 for loading and unloading the tape cartridge 1 is provided on a base plate 77 as shown in FIGS.
The vertical movement of the frame 86 on which the tape cartridge 1 inserted from the cartridge insertion slot 0 is mounted and the reel drive unit 110 which rotatably engages the tape reel 10 of the tape cartridge 1 mounted on the frame 86 is regulated. Reel drive regulating plate 87 and reel drive regulating plate 87
Plate 88 for moving the tape closer to and away from the tape reel 10
And a top plate 89 disposed on the upper portion of the frame 86 for inserting and removing the tape cartridge 1.

A frame 86 on which the tape cartridge 1 is mounted is formed by bending a metal plate into a substantially U-shape, and has a bottom plate 91 constituting a cartridge mounting portion, and side plates formed to be formed on the left and right of the bottom plate 91. 92,93. The bottom plate 91 is provided substantially at the center corresponding to the reel drive unit insertion hole 19 formed on the lower surface of the cartridge body 2, and the height of the reel drive unit is regulated by a reel drive unit regulating plate 87 described later. An opening 94 through which the hole 110 is inserted is formed. The bottom plate 91 has insertion holes 95 and 96 on both sides on the insertion end side of the tape cartridge 1, through which identification protrusions 132 provided on the reel drive unit restriction plate 87 for identifying the type and the like of the tape cartridge 1 are inserted.
And positioning holes 97 and 98 formed in the reel driving portion regulating plate 87 and through which positioning protrusions 133 for positioning the cartridge main body 2 are inserted.

The side plates 92 and 93 rising from the left and right of the bottom plate 91 are formed at substantially the same height as the cartridge main body 2, and the end of the cartridge main body 2 facing the insertion opening of the tape cartridge 1 is provided at the end. Insertion end side 2
A locking piece 100 to which a is locked is formed.

The side plates 92 and 93 are formed with substantially L-shaped bent portions 101 and 102 in the longitudinal direction. In the side plates 92 and 93, a pinion 104 for moving a slide plate 88, which will be described later, is disposed substantially at the center of the bent portions 101 and 102 in the longitudinal direction. This pinion 10
4 is a rotating shaft 10 bridged between the side plates 92 and 93.
5 are attached to both ends. This pinion 104
Are rack gears 120 formed on the slide plate 88.
The slide plate 88 is moved in the direction indicated by the arrow D in FIG.

Further, as shown in FIG. 15, the side plate 92 has a reel unlocking member at a position corresponding to the reel unlocking member entry groove 8 formed from the insertion end side surface 2a to the one side surface 2b of the cartridge body 2. 17 are formed. The reel unlocking member 17 is provided so that the tape cartridge 1 is mounted on the frame 8 of the cartridge mounting section 72.
6, the cartridge member 2 enters the reel lock release member entry groove 8 of the cartridge body 2 and the shutter member 1
The second first pressing portion 12b is brought into contact with the second pressing portion 12b. Thus, as the cartridge body 2 is inserted into the frame 86, the reel lock release member 17 presses the shutter member 12 in the direction indicated by the arrow A in FIG. It is urged to rotate in the direction of the middle arrow B. Therefore, the tape cartridge 1 is
6, the locked state of the reel lock is released, and the tape reel 10 is made rotatable.

The side plate 93 is provided with a cartridge lock member 108 for holding the tape cartridge 1 in the cartridge mounting mechanism 72. The cartridge lock member 108 includes a substantially hook-shaped locking portion 108 a having an inclined surface formed on the insertion end side of the tape cartridge 1, and a lock arm 108 b for rotating the locking portion 108 a inside and outside the frame 86. A support protrusion 108c for rotatably supporting the lock arm 108b;
A pivot pin 108d extending downward from FIG. 8b to pivot the lock arm 108b.
14 is always rotated in the direction of arrow E in FIG. 14 by the torsion coil spring provided on the support projection 108c so that the locking portion 108a faces the inside of the frame 86. When the tape cartridge 1 is inserted into the cartridge mounting mechanism 72, the locking portion 108a is pushed out of the frame 86 by the side surface of the tape cartridge 1, so that the tape cartridge 1 Tape cartridge 1
The locking portion 108a is locked in a locking concave portion formed on the side surface of the lock member 108. Thereby, the cartridge lock member 108
The substantially hook-shaped locking portion 108a is locked in the engagement concave portion of the tape cartridge, and holds the tape cartridge 1 in the cartridge mounting mechanism 72. Further, when the tape cartridge 1 is ejected from the inside of the cartridge mounting mechanism 72, the rotating pin 108 d of the cartridge locking member 108 is pressed by a rotating member (not shown) provided in the drive device, and the cartridge locking member 108 is locked. Arm 1
08b is rotated in the direction indicated by the arrow E in FIG. 14 against the urging force of the torsion coil spring, and the locking portion 108a is ejected from the locking concave portion of the tape cartridge 1. As a result, the tape cartridge 1 mounted on the mounting section 86 can be discharged from the cartridge mounting mechanism 72.

As shown in FIG. 14, a reel driving portion regulating plate 87 disposed below the frame 86 and regulating the height of the reel driving portion 110 which engages the tape cartridge 1 is made of a metal plate or the like. It is bent and formed in a substantially U-shape.
The reel driving portion regulating plate 87 is disposed substantially at the center of the main surface portion 109, on the base plate 77, and engaged with the engaging portion 30 formed on the lower surface side of the tape reel 10.
An opening 109a from which 10 protrudes is formed. Further, the side projections 111 and 112 formed on the left and right sides of the main surface 109 are provided with slide projections 11 inserted into slide grooves 114 formed in the slide plate 88.
5, 116 are formed. Then, as shown in FIG.
2 is arranged so as to sandwich the side plates 92 and 93 of the frame 86 from the outside, and is arranged so that the reel drive unit 110 faces the opening 94 of the frame 86.

The reel driving section 110 which engages with the engaging section 30 formed on the lower surface side of the tape reel 10 is formed of a column having substantially the same diameter as the reel hub 24 of the tape reel 10.
A plurality of irregularities are formed so as to be able to engage with the engaging portion 30.
The reel drive unit 110 is provided on the base plate 7,
It protrudes from the opening 109 a of the reel drive unit regulating plate 87. In addition, the reel drive unit 110 is a tape reel 1
In addition to being urged upward to engage with the engagement portion 30 of 0, the engagement portion 30 is locked to the main surface portion 109 of the reel drive portion regulation plate 87, and the height of the frame 86 projecting above the bottom plate 91 is regulated. . The reel drive unit 110 is driven to rotate by a drive motor (not shown), and rotates the tape reel 10 engaged with the reel drive unit 110.

The slide projections 115 and 116 formed on the side surfaces 111 and 112 are inserted into slide grooves 114 formed on the slide plate 88 and are slid along the inclined surfaces of the slide grooves 114 so as to be reeled. The drive unit regulating plate 87 is moved toward and away from the frame 86. As a result, the reel driving unit regulating plate 87
0 restricts the height of the tape reel 10 and the reel driving unit 1
10 is engaged with the reel hub 24 and the engagement is released.

The slide plate 88 for moving the reel drive unit regulating plate 87 close to and away from the frame 86 includes a slide groove 114 through which slide protrusions 115 and 116 of the reel drive unit regulating plate 87 are inserted, and both side plates 92 and 93 of the frame 86. And a rack gear 120 that engages with the pinion 104 disposed in the rack. The slide plate 88 is provided on the reel driving unit regulating plate 8.
7 are disposed outside the side portions 111 and 112.

Slide projection 1 of reel drive regulating plate 87
The slide groove 114 into which the tape cartridges 15 and 116 are inserted is formed over the longitudinal direction of the side surface portions 111 and 112 of the reel drive unit regulating plate 87, and is inclined upward toward the insertion end side of the tape cartridge 1. Are formed. The slide groove 114 is provided with the reel driving portion regulating plate 8.
7 are inserted and moved.
A slide protrusion 115 for sliding the slide groove 114,
The slide plate 88 slides in the direction of arrow D in FIG.
8 to move the reel drive regulating plate 87 to the frame 86
Close to. Thereby, the reel driving unit regulating plate 87
The reel drive unit 110 urged upward can be engaged with the reel hub 24 of the tape reel 1 mounted on the frame 86. At this time, the reel driving unit regulating plate 87 is connected to the reel driving unit 11 engaged with the reel hub 24.
Since it is moved above 0, the reel drive unit 110 can be rotated.

The pinion 104 provided on the frame 86
Is formed on the upper surface side of the slide plate 88. The rack gear 120 is a pinion 1
04, and slide plate 88 slides slide groove 1
14 is moved in the direction of arrow D or the direction opposite to arrow D in FIG. Thus, the reel driving unit restriction plate 87 can restrict the vertical movement of the reel driving unit 110.

The top plate 8 disposed on the upper surface side of the frame 86
9 is, as shown in FIG. 14 and FIG.
And a biasing plate 123 disposed on the top plate 122 and biasing the tape cartridge 1 mounted on the frame 86 in a direction in which the tape cartridge 1 is ejected. The top plate 89 is provided with a frame 86
Bent portions 101, 10 formed on side plates 92, 93 of
2 is attached by a screw member.

The urging plate 123 for ejecting the tape cartridge 1 from the inside of the cartridge mounting mechanism 72 has a guide groove 126 formed in the insertion / removal direction of the tape cartridge 1, and a guide projection 127 projecting from the top plate 122. Is inserted. The biasing plate 123 is a tension coil spring 128 that constitutes a biasing member that biases the biasing plate 123 near the guide groove 126 toward the insertion end of the tape cartridge 1.
Is locked at one end. Extension coil spring 128
The other end is locked to the top plate section 122 to constantly urge the urging plate 123 in the direction of arrow F in FIG. Further, the urging plate 12
3 is a movable concave portion 1 formed in the top plate portion 122 in a substantially U-shape.
A movement guide portion 130 is formed to extend movably at 29 and to guide the movement of the urging plate 123. An abutment plate 130 a against which the insertion end side surface 2 a of the cartridge main body 2 abuts is formed in the movement guide portion 130 toward the frame 86 side. Butt plate 13
0a is that the urging plate 123 is urged by the tension coil spring 128 so that the tape cartridge 1
Are discharged from the cartridge mounting mechanism 72 in the direction of arrow F in FIG.

When the tape cartridge 1 is inserted into the frame 86, the abutting plate 130 a is pressed by the insertion end side surface 2 a of the cartridge main body 2, and the moving guide 130 is moved to the top plate 122. Moving recess 12
9 is moved in the direction indicated by the arrow F in FIG. This allows
The urging plate 123 is moved in the direction indicated by the arrow F in FIG. 14 along the guide groove 126 against the urging force of the tension coil spring 128. Then, the urging plate 123 is configured so that the tape cartridge 1 is
By being held in the frame 86 by 08, it is held in a state of being urged in the direction of the arrow F in FIG. When the urging plate 123 is urged in the direction indicated by the arrow F, the mounting sensor 131 disposed on the top plate 122 detects that the tape cartridge 1 has been mounted on the frame 86.

The urging plate 123 is connected to the cartridge main body 2 by the cartridge lock member 108 of the frame 86.
Is released, the abutting plate urges the cartridge body 2 toward the insertion opening of the drive device 70 by the urging force of the tension coil spring 128, and ejects the tape cartridge 1 from the cartridge mounting mechanism 72.

In the cartridge mounting mechanism 72 having the above-described structure, before the tape cartridge 1 is inserted into the frame 86, the slide protrusions 115 and 116 of the reel drive unit regulating plate 87 are moved to the slide grooves 114 of the slide plate 88.
The reel drive unit 110 is retracted below the opening 94 of the frame 86 by the main surface 109 of the reel drive unit regulating plate 87. The cartridge lock member 10 formed on the side plate 93 of the frame 86
The locking portion 108 a of 8 is urged to rotate inside the frame 86.

Next, when the tape cartridge 1 is inserted into the frame 86, the cartridge mounting mechanism 72
The abutment plate 130 a is pressed against the insertion end side surface 2 a of the cartridge body 2, and the urging plate 123 urged in the ejection direction of the tape cartridge 1 pulls the tension coil spring 1.
It moves in the direction of the arrow F in FIG. 14 against the urging force of. Accordingly, the mounting sensor 131 provided on the top plate portion 122 of the top plate 89 detects that the tape cartridge 1 is mounted on the frame 86. At this time, the cartridge lock member 1 provided on the side plate 93 of the frame 86
When the tape cartridge 1 is mounted at a predetermined position on the plate, the cartridge body 08 is pressed against the side surface of the cartridge body 2 by pressing the inclined surface of the locking portion 108a to be urged to rotate in the direction indicated by the arrow E in FIG. The locking portion 108a is locked in the locking recess formed on the side surface of the second member. Thus, the tape cartridge 1 is held in the cartridge mounting mechanism 72.

At this time, the tape cartridge 1 is inserted into the reel unlocking member entry groove 8 by the reel unlocking member 17.
Enters the reel lock 11 via the shutter member 12.
Is pressed, the tape reel 10 is unlocked.

When the mounting sensor 131 detects the mounting of the tape cartridge 1, the rotating shaft 105 bridged between the side plates 92 and 93 of the frame 86 is rotated by a motor (not shown), and the slide plate 88 is driven. Moves in the direction of arrow D in FIGS. 14 and 16. Along with this,
As shown in FIG.
The slide protrusions 115 and 116 of the reel drive unit regulating plate 87 inserted into the slide groove 4 are inclined surfaces 118 of the slide grooves 114.
And the reel driving unit regulating plate 87 approaches the frame 86. As a result, the reel drive unit 110, which has been retracted from the frame 86 by the main surface 109 of the reel drive unit regulation plate 87, projects from the opening 94 of the frame 86 and engages with the reel hub 24 of the tape reel 10. Further, an identification projection 132 provided on the reel drive regulating plate 87 for identifying the type of the tape cartridge 1 and a positioning projection 133 for positioning the cartridge body 2.
Project from the insertion holes 95, 96 and the positioning holes 97, 98 of the frame 86, respectively, and are inserted into detection holes and positioning holes (not shown) provided on the lower surface side of the cartridge body 2.

When the cartridge is ejected from the cartridge mounting mechanism 72, the rotating shaft 105 is driven by a motor (not shown).
Is driven, and the slide plate 88 is moved in the direction indicated by the arrow D in FIGS. 14 and 16. Along with this, the reel driving portion regulating plate 87 inserted into the slide groove 114 of the slide plate 88
Slide protrusions 115 and 116 descend on the inclined surface portion 118 of the slide groove 114, and the reel driving portion regulating plate 87 is separated from the frame 86. As a result, the reel drive unit 110 pressed against the main surface 109 of the reel drive unit regulating plate 87
The engagement of the tape reel 10 with the reel hub 24 is released. Further, the identification protrusion 132 and the positioning protrusion 133 provided on the reel drive unit regulating plate 87
Are retracted from the insertion holes 95, 96, the positioning holes 97, 98, and the cartridge body 2. Further, the rotation pin 1 of the cartridge lock member 108 is rotated by a rotation member (not shown).
08d is pressed, the lock arm 108b is rotated in the direction indicated by the arrow E in FIG. 14 against the urging force of the torsion coil spring, and the locking portion 108a is ejected from the locking concave portion of the tape cartridge 1. As a result, the tape cartridge 1 mounted on the mounting portion 86 is brought into contact with the abutment plate 130 by the urging force of the tension coil spring 128 locked on the urging plate 123.
a and is discharged from the cartridge mounting mechanism 72.

When the tape cartridge 1 is ejected from the cartridge mounting mechanism 72, the reel unlocking member 17 is retracted from the reel unlocking member entrance groove 8, so that the reel lock 11 is
And the movement of the tape reel 10 is prohibited. In the tape cartridge 1, the shutter member 12 is urged by the pressing shaft of the reel lock 11 and moves in the direction of arrow A in FIG. 4, so that the shutter arrangement hole 8 a of the reel lock release member entry groove 8 is closed. In addition, dust and the like are prevented from entering the cartridge body 2 when not in use.

A rotary magnetic head device 73 for recording or reproducing information by sliding on the magnetic tape 9 is disposed between the cartridge mounting section 72 and the take-up reel 74. The rotating magnetic head device 73 includes at least a fixed drum 73
a and the rotating drum 7 rotating with respect to the fixed drum 73a
3b. A plurality of magnetic heads for recording and reproducing information signals on the magnetic tape 9 are attached to the rotating drum.

In the rotary magnetic head device 73, loading pins constituting a tape loading mechanism are provided on both sides, and the magnetic pins pulled out of the tape cartridge 1 by the transport mechanism 75 by these loading pins and transported to the take-up reel 74. The tape 9 is loaded in a substantially M shape.

The take-up reel 74 for winding the magnetic tape 9 conveyed into the drive unit 70 has an insertion opening from the part of the outer periphery of the reel to the center of the reel into which the leader block 14 on which the magnetic tape 9 is clamped is inserted. Are formed. The take-up reel 74 includes a tape pull-out member 15 guided by a cam groove 143 formed along the insertion opening.
0 and the leader block 14 engaged with the tape pull-out member 150 is inserted. And the take-up reel 74 is
The magnetic tape 9 is rotationally driven by a drive mechanism (not shown).
Take up.

Next, the magnetic tape 9 wound around the tape cartridge 1 mounted on the cartridge mounting section 72
The transport mechanism for transporting the images will be described.

FIG. 13 shows a transport mechanism 75 which engages with the leader block 14 provided at the leading end of the magnetic tape 9 and transports the leader block 14 between the cartridge body 2 and the take-up reel 74. As in the plate 137
For engaging the leader block 14 attached to the leading end of the magnetic tape 9 accommodated in the tape cartridge 1 and transporting the leader block 14 between the tape cartridge 1 and the take-up reel 74. Transport unit 135
And a chucking mechanism 136 for engaging the leader block 14 with the tape pull-out member 150 in conjunction with the movement of the transport unit 135, or releasing the engagement.

The plate 137 on which the transport mechanism 75 is provided
As shown in FIGS. 13 and 17, a cam groove 143 formed of a substantially rectangular flat plate, in which a tape pull-out member 150 engaged with a leader block 14 described later moves, and a transport unit that transports the tape pull-out member 150 And a guide concave portion 139 for guiding the optical fiber 135.

As shown in FIG. 13, the cam groove 143 extends from the vicinity of the tape drawing hole 15 of the tape cartridge 1 mounted on the cartridge mounting
It is formed in a substantially U-shape through the vicinity and to the center of the take-up reel 74. As shown in FIG. 17, the cam groove 143 is provided so that the moving mechanism 140 of the transport mechanism 135 and the plate 144 sandwich the cam groove 143, and a guide rail 148 for guiding the plate 144 is provided on the back side of the plate 137. Are formed. The guide rail 148 has a stopper plate 148a in which one end of the cam groove 143 is in contact with the flange portion 149 of the plate 144.
Is provided.

Further, the plate 137 is shown in FIGS.
As shown in FIG. 8, a guide shaft 138 that guides the movement of the moving mechanism 140 is formed along the side edge opposite to the cam groove 143 in the longitudinal direction. Guide shaft 138
Are arranged from above the cartridge mounting portion 72 of the plate 137 to above the take-up reel 74. The guide shaft 138 is formed in a substantially round bar shape as shown in FIG.
The rising portion 1 formed to rise on the moving mechanism 140
It is movably inserted through 40a, 140b and bearings 145a, 145b. The guide shaft 138 guides the movement of the moving mechanism 140 gripping the magnetic tape 9 from the cartridge body 2 to the take-up reel 74.

Further, as shown in FIG. 18, the plate 137 has a guide recess 139 for guiding the movement of the moving mechanism 140 at a side edge near the cam groove 143 in the longitudinal direction. The guide recess 139 is formed on the surface of the plate 137 so as to rise up and is bent in a substantially U-shape.
7. The guide recess 139 is slidably fitted with a guide member 146 of a moving mechanism 140 described later. The guide plate 139a constituting the guide recess 139 is formed so as to protrude inward of the plate 137 along the cam groove 143. On this guide plate 139a, an unlocking plate prevention plate 157 provided on the pressing portion 156 of the tape pull-out member 150 conveyed along the cam groove 143 projects, so that the pressing portion 156 is pressed down, and the leader is pressed. The engagement between the engagement shaft 152 and the leader block 14 during the transportation of the block 14 is prevented from being released.

As shown in FIGS. 13 and 19, on the plate 137, an engagement release lever 162,1 for releasing the engagement of the leader block 14 of the tape pull-out member 150 is provided.
63 are provided. Disengagement levers 162, 163
The lever provided with the pressing surface portions 162a and 163a for pressing the pressing portion 156 of the tape pull-out member 150 is pivotally supported in a seesaw shape, and the pressing surface portions 162a and 163a provided simply at the lever tip are turned upward by a spring member or the like. Being energized. Further, the engagement release levers 162 and 163 are provided on rollers 167 and 16 which ride on cam members 165 and 166 provided on a moving mechanism 140 described later on the other end side of the lever.
8 are provided. Disengagement levers 162, 163
When the rollers 167 and 168 ride on the cam members 165 and 166, the pressing surface 162 at the tip of the lever is moved.
12A and 163A are urged in the direction of arrow G in FIG. 12 to push down the pressing portion 156 of the tape pull-out member 150, thereby releasing the engagement between the tape pull-out member 150 and the leader block 14.

The tape pull-out member 15 movably disposed on the plate 137 and engaging the leader block 14
As shown in FIGS. 18 and 19, the transport unit 135 that transports the “0” between the tape cartridge 1 and the take-up reel 74 is guided by a guide shaft 138 disposed on the plate 137, and Moving mechanism 140 that moves
And a plate 144 through which a tape pull-out member 150 described later is inserted, and which slides in conjunction with the moving mechanism 140 via a plate 137. Then, the transport unit 135
The pressing portion 156 provided at the tip of the tape pull-out member 150 inserted and held in the plate 144 is movably inserted into the guide groove 158 formed in the moving mechanism 140 and the cam groove 143 of the plate 137 is The moving mechanism 140 and the plate 144 are provided through the intermediary.

The cartridge mounting portion 7 is placed on the plate 137.
Movement mechanism 14 that moves between 2 and take-up reel 74
Reference numeral 0 denotes a base plate 141 having a guide groove 158 through which the tape pull-out member 150 is movably inserted, and a pair of rotations provided on the base plate 141 for guiding the tape pull-out member 150 along the guide groove 158. Guide body 159,
160 and the rollers 16 of the disengagement levers 162 and 163
7 and 168.

The guide groove 158 through which the tape pull-out member 150 is inserted is formed to guide the movement of the tape pull-out member 150 to the base plate 141, and is formed in a direction perpendicular to the moving direction of the base plate 141. , Branch grooves 158 a, 158 directed in the direction of movement of base plate 141.
b is formed. The guide groove 158 is provided in the moving mechanism 14.
0 is moved to the vicinity of the cartridge mounting section 72 or the take-up reel 74, the tape pull-out member 150 is
8a or 158b, the pressing portion 156 of the tape pull-out member 150 can be pressed by the engagement release levers 162, 163.

The rotary guides 159, 160 for guiding the tape pull-out member 150 along the guide grooves 158 include guide surfaces 159a, 160a with which the pressing portion 156 of the tape pull-out member 150 abuts, and rotary guides 159, 160. Arm parts 159b and 160b for restricting rotation of the arm
And The guide surfaces 159a and 160a of the rotation guide members 159 and 160 are constantly urged toward the guide groove 158 by a coil spring or the like, and the stopper arm portion 159 is provided.
The branch grooves 158a and 158b are closed by abutting the stopper surfaces 161a and 161b formed on the base plate 141 with the b and 160b. When the moving mechanism 140 is moved to the vicinity of the cartridge mounting portion 72 or the take-up reel 74, the rotation guide members 159 and 160 are brought into contact with the guide surfaces 159a and 160 by the tape pull-out member 150 guided by the guide grooves 158.
is pressed and rotated to open the branch grooves 158a and 158b to the tape pull-out member 150.

The cam members 165, 16 for pressing down the pressing surfaces 162a, 163a of the engagement release levers 162, 163
6 is a roller 167 of the disengagement levers 162, 163,
An inclined surface on which the vehicle 168 rides is formed. The cam members 165 and 166 move the roller 1 from the inclined surface when the moving mechanism 140 moves near the disengagement lever.
You can get on 67,168. When the rollers 167 and 168 riding on the cam member are pushed up, the engagement release levers 162 and 163 are urged in the direction of arrow G in FIG. The pressing part 156 of 150 is pressed.

The moving mechanism 140 is connected to a timing belt 172 of a driving mechanism 171 via a holder 170. Then, the moving mechanism 140 includes a driving mechanism 171.
When the timing belt 172 is driven, it is moved between the cartridge mounting section 72 and the take-up reel 74 side.

The driving mechanism 171 is configured such that the gear mechanism 173 is driven to rotate by the motor 125 for moving the leader block shown in FIG. 13 to rotate the timing belt 172. In addition, the driving mechanism 171
Are position sensors 174 and 17 disposed on the cartridge mounting section 72 side of the plate 137 and on the take-up reel 74 side.
5 is controlled by the holding body 170 of the moving mechanism 140 corresponding to FIG.

The moving mechanism 140 includes a plate 137
A guide member 146 is provided to be inserted into a guide concave portion 139 having a substantially U-shape. The guide member 146 has a side surface that is in sliding contact with the guide concave portion 139 and is formed of a slippery resin material or the like, and guides the movement of the moving mechanism 140.

As shown in FIG. 19, the plate 144 for transporting the reader block 14 in conjunction with the moving mechanism 140 includes a substantially rectangular plate 144a and a plate 144a.
a, and a tape pullout member 150 that engages with the leader block 14. The plate 144 a is provided with a flange portion 149 formed in a flange shape on the lower surface side, and the flange portion 149 is slidably fitted between the cam groove 143 formed on the plate 137 and the guide rail 148. 137.

As shown in FIG. 20, the tape pull-out member 150 inserted into the sliding plate and engaging the leader block 14 is inserted into the sleeve 151 and engaged with the leader block 14 to engage the leader block 14. It has a shaft 152 and a lock release prevention plate 157 formed at the distal end of the engagement shaft 152 for preventing the leader block 14 from being disengaged during conveyance.

The sleeve 151 is inserted through the plate 144a, and a flange 154 slidably fitted in the cam groove 143 and the guide rail 148 formed in the plate 137 is provided on the lower surface side of the plate 144a. ing.

The engagement shaft 152 is always slidably inserted in the sleeve 151 in the axial direction, and is always driven by an urging member, for example, a compression coil spring built in the sleeve 151, as shown in FIG.
Is configured to be slid upwardly.

The lower end of the engagement shaft 152 has a flange 153 which engages with the lower engagement step 49 of the leader block 14.
Is provided. The flange 153 has a chamfered portion 153a as shown in FIGS. Also, the sleeve 15 of the tape pull-out member 150
A pressing part 156 is provided on the upper part of the first unit 1. When the tape pulling member 150 is urged upward, the pressing portion 156 engages with the cam groove 1 of the plate 137 of the moving mechanism 140.
The cam groove 1 is formed in the guide groove 158 formed in the direction
43, and protrudes to the upper surface side.
The pressing portion 156 is provided with a lock release plate prevention plate 157.
Are formed overhanging. Lock release prevention plate 157
Is composed of a member substantially on a plate, and the pressing portion 156 is
When projecting to the upper surface side of 40, it protrudes above guide recess 139 formed in plate 137. As a result, the tape pull-out member 150 is
Even when a force is applied to the pressing portion 156 during the conveyance of the sheet, the unlocking plate preventing plate 157 is brought into contact with the guide concave portion 139, so that the pressing portion 156 is not pressed and the engagement of the leader block 14 is prevented. It can be prevented from being unraveled.

When the pressing portion 156 is pressed, such a tape pull-out member 150 extends downward and can be inserted into the engaging portion 47 of the leader block 14 as shown in FIG. When inserted into the engaging portion 47, the engaging shaft 152 contracts upward due to the elastic return of the pressing portion 156, and the flange 153 is
Is engaged with the leader block 14. At this time, the engagement shaft 152 is
The beveled portion 153a formed on the positioning step 50 and the rotation restricting portion 51 formed on the positioning step 50 are in contact with each other. Thereby, the positioning of the leader block 14 engaged with the tape pull-out member 150 is achieved, and the tape pull-out member 150
It is possible to prevent the leader block 14 from floating during transportation and from being disengaged.

The tape pull-out member 150 is provided with the moving mechanism 1
By being inserted into the guide groove 158 of the fork 40, it is moved along the cam groove 143 between the cartridge mounting portion 72 and the take-up reel 74 in conjunction with the movement of the moving mechanism 140.

The tape pull-out member 150 is configured such that the pressing portion 156 has the pressing surface portions 16 of the disengaging levers 162 and 163.
When the sleeve 151 is urged downward by being pressed by the 2a and 163a and inserted into the engagement portion 47 of the leader block 14, the lower surface side of the sleeve 151 is supported by the upper engagement step portion 48 of the leader block 14. And flange 153
Are supported by the lower engagement step 49 of the leader block 14. Then, when the urging force of the engagement release levers 162 and 163 is released, the tape pullout member 150 is urged upward by the urging force of the urging member incorporated in the sleeve 151, and engages with the leader block 14. . At this time, the locking shaft 152 prevents the rotation of the leader block 14 during the conveyance by the rotation stop notch 153 a formed on the flange 153 abutting against the rotation restricting portion 51 of the leader block 14.

Further, the tape pull-out member 150 engaged with the leader block 14 has the pressing portion 156 having the engagement releasing lever 1.
The flanges 153 are ejected from the positioning step 50 by being pressed by the pressing surface portions 162a and 163a of 62 and 163, so that the engagement with the leader block 14 is released.

The transport mechanism 75 having such a configuration is
When a cartridge is inserted, it waits in the following state.

The cam member 162 of the moving mechanism 140 is connected to one of the engagement release levers 162 provided on the plate 137.
Roller 167 rides on the pressing surface portion 162a provided at the tip of the lever to urge it downward. When the pressing surface portion 162a is urged downward, the pressing portion 156 provided at the tip of the tape pull-out member 150 is pressed downward, and the flange 153 of the engagement shaft 152 is also urged downward.

Then, the engaging shaft 152 is inserted into the engaging portion 47 of the leader block 14, and the urging force of the disengaging lever 162 is released by the movement mechanism 140 starting to move toward the take-up reel 74. Then, it engages with the leader block 14. At this time, the engaging shaft 152 abuts the chamfered portion 153a formed on the flange 153 and the rotation restricting portion 51 formed on the positioning step 50 of the leader block 14, thereby preventing the leader block 14 from floating. I do.

Next, the leader block 14 engaged with the engagement shaft 152 is moved to the take-up reel 74 together with the plate 144 by moving the moving mechanism 140 to the take-up reel 74 side.

When the moving mechanism 140 approaches the take-up reel 74, the cam member 166 rides on the roller 168 of the disengagement lever 163 provided on the plate 137, thereby lowering the pressing surface 163 a at the tip of the lever. Energize. As a result, the engagement shaft 152 is
53 is ejected from the positioning step 50 of the leader block 14, and the engagement with the leader block 14 is released.

Next, the operation of the drive device 70 will be described. When the tape cartridge 1 is inserted into the cartridge mounting mechanism 72 of the cartridge mounting section 72, the cartridge main body 2 moves to the urging plate 12 provided on the top plate 89.
It is mounted in the frame 86 while pressing the third abutment plate 130a. When the urging plate 123 is moved in the direction indicated by the arrow F in FIG. At this time, frame 8
The cartridge lock member 108 provided on the side wall 93 of the cartridge 6 is engaged with the engaging recess of the cartridge main body 2, and the cartridge main body 2 is held in the frame 86. Further, the reel unlocking member 17 formed on the side wall 92 of the frame 86 enters the reel unlocking member entry groove 8 formed on the cartridge main body 2 and presses the shutter member 12 closing the cartridge main body 2. Then, the reel lock 11 is rotated in the direction of arrow B in FIG.

When the mounting sensor 131 is the tape cartridge 1
When the mounting is detected, the rotating shaft 105 bridged over the frame 86 is rotationally driven by a driving mechanism (not shown), and the slide plate 88 moves in the direction of arrow D in FIG.
As a result, the slide protrusions 115 and 116 of the reel drive unit regulating plate 87 are moved up the slide grooves 114 of the slide plate 88 and approach the frame 86. When the reel driving unit regulating plate 87 is brought close to the frame 86, the reel driving unit 110 is engaged with the tape reel 10, and the identification protrusion 132 and the positioning protrusion 133 of the reel driving unit regulating plate 87 are moved to the cartridge body 2. Insert inside.

Then, the tape pull-out member 150 is
7, the moving mechanism 1 is driven by the motor 125.
40 starts to move to the take-up reel 74 side. At this time, the pressing force of the tape pull-out member 150 against the pressing portion 156 is released, and the engaging shaft 152 is elastically returned upward as shown by the broken line in FIG.
Of the flange 1
The chamfered portion 153a formed on the 53 is brought into contact with the rotation restricting portion 51, thereby engaging with the leader block 14.

While the moving mechanism 140 is being conveyed to the take-up reel 74 side, the tape pull-out member 150
The lock release prevention plate 157 formed on the cam groove 14
Since the projection 139 bulges along the guide recess 139 formed along the line 3, the pressing portion 156 is prevented from being erroneously depressed and disengaged from the leader block 14. In addition, the engagement shaft 152 is configured such that the chamfered portion 153 a formed on the flange 153 is
Since it is abutted with No. 1, positioning of the leader block 14 is achieved, and play during transport is prevented.

When the moving mechanism 140 is moved to the take-up reel 74 and the leader block 14 is inserted into the center of the reel from the insertion port of the take-up reel 74, the tape pull-out member 150
The engagement with the leader block 14 is released by the engagement release lever 163.

Thereafter, the magnetic tape 9 disposed between the tape cartridge 1 and the take-up reel 74 is guided by loading pins movably disposed on both sides of the rotary magnetic head device 73, and is substantially M-shaped. It is slidably contacted with the rotating magnetic head device 73 in a letter shape.

When the magnetic tape 9 is rewound, the leader block 14 is engaged by the tape pull-out member 150 as described above, and is conveyed into the cartridge body 2 by moving the moving mechanism 140. When the leader block 14 is housed in the cartridge main body 2, the positioning protrusion 53 and the locking protrusion formed in the cartridge main body 2 are located in the positioning groove 53 and the locking recess 55 formed in the leader block 14. By engaging 16a,
Positioning in the cartridge body 2 is achieved, and rattling is prevented.

The tape cartridge 1 is inserted into the drive device 70
In order to discharge the slide plate 88, the rotary shaft 105 bridged between the side plates 92 and 93 of the frame 86 is driven to rotate by a motor (not shown), and the slide plate 88 moves in the direction indicated by the arrow D in FIGS. I do. As a result, the reel driving portion regulating plate 87 is separated from the frame 86 because the slide protrusions 115 and 116 of the reel driving portion regulating plate 87 inserted into the slide groove 114 are moved down the inclined surface portion 118 of the slide groove 114, and the reel drive is performed. Principal Surface 1 of Part Control Plate 87
09 and the reel driving unit 110 is the tape reel 1
Evacuate from 0. In addition, the identification protrusion 132 and the positioning protrusion 133 provided on the reel drive unit regulating plate 87 are also retracted from the inside of the cartridge main body 2.

Then, the pivot pin 108d of the cartridge lock member 108 is pushed by a pivot member (not shown),
The lock arm 108b is turned in the direction indicated by the arrow E in FIG. 14 against the urging force of the torsion coil spring, and the locking portion 108a is ejected from the locking recess of the tape cartridge 1. As a result, the tape cartridge 1 mounted on the frame 86 is moved by the tension coil spring 1 locked on the urging plate 123.
It is pressed by the abutment plate 130 a by the urging force of 28 and ejected from the cartridge mounting mechanism 72.

The ejected tape cartridge 1 is ejected from the cartridge mounting mechanism 72 so that the reel unlocking member 17 is moved into the reel unlocking member entry groove 8.
Since the shutter member 12 is further retracted, the shutter member 12 closes the shutter arrangement hole 8a, so that dust and the like can be prevented from entering the cartridge main body 2 when not in use, and the reel lock 11 engages with the tape reel 10. In this case, the floating of the tape reel 10 can be prevented.

[0106]

As described in detail above, according to the cartridge mounting apparatus to which the present invention is applied, the slide projection protruding from the reel drive unit regulating plate is inserted into the slide groove having a step. Therefore, by using the driving force of the tape loading motor to move the slide plate on which the slide groove is formed in the horizontal direction, the reel drive unit regulating plate is moved upward so that the reel drive unit is engaged with the tape reel. It can be moved downward, and also can be moved downward to release the engagement between the reel drive unit and the tape reel.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a tape cartridge applied to the present invention.

FIG. 2 is a perspective view showing an upper surface side of a tape cartridge applied to the present invention.

FIG. 3 is a perspective view showing a lower surface side of the tape cartridge applied to the present invention.

FIG. 4 is a perspective view showing a shutter portion and a reel lock of the tape cartridge applied to the present invention.

FIG. 5 is a perspective view showing a tape cartridge applied to the present invention erroneously inserted into a drive device.

FIG. 6 is a plan view showing a partial upper surface of a tape drawing hole of a tape cartridge applied to the present invention.

FIG. 7 is a perspective view showing a reel lock.

FIG. 8 is a plan view showing the tape cartridge in which the tape reel is engaged with the reel lock.

FIG. 9 is a plan view showing the tape cartridge in which the tape reel is not engaged with the reel lock.

FIG. 10 is a top perspective view of a leader block.

FIG. 11 is a bottom perspective view of the leader block.

FIG. 12 is a cross-sectional view showing a state where an engagement shaft and a leader block are engaged.

FIG. 13 is a main part plan view showing a part of a drive device applied to the present invention.

FIG. 14 is an exploded perspective view of the cartridge mounting mechanism.

FIG. 15 is a rear perspective view of the cartridge mounting mechanism.

FIG. 16 is a perspective view showing a plate in which a reel driving unit regulating plate approaches by sliding a sliding plate.

FIG. 17 is a perspective view showing the lower surface side of the plate.

FIG. 18 is a perspective view showing a transport unit disposed on a plate.

FIG. 19 is a perspective view showing a transport unit.

FIG. 20 is a perspective view showing a sliding plate in which a pressing portion of a tape pull-out member is urged upward;

FIG. 21 is a perspective view showing a sliding plate in which a pressing portion of a tape pull-out member is pressed down.

[Explanation of symbols]

1 tape cartridge, 2 cartridge body, 8
Reel unlocking member entry groove, 8a shutter arrangement hole,
9 magnetic tape, 10 tape reel, 11 reel lock, 12 shutter member, 14 leader block, 1
5 Tape pull-out hole, 16 locking protrusion, 17 reel lock release member, 24 reel hub, 25 reel flange, 47 engaging groove, 48, 49 engaging step, 50 positioning step, 51 rotation restricting section, 53, 54 Positioning groove, 55, 56 locking recess, 70 drive device, 72
Cartridge mounting mechanism, 73 rotating magnetic head device,
74 take-up reel, 75 transport mechanism, 86 frame,
87 Reel drive regulation plate, 88 slide plate, 89 top plate, 108 cartridge lock member, 110 reel drive, 114 slide groove, 115, 116 slide protrusion, 118 inclined surface portion, 123 urging plate, 130a
Abutment plate, 135 transport section, 137 plate, 13
8 guide shaft, 139 guide recess, 139a, guide plate, 140 moving mechanism, 143 cam groove, 144 plate, 146 guide member, 148 guide rail, 1
49 Flange, 150 Tape pull-out member, 151
Sleeve, 152 engaging shaft, 153 flange, 153
a chamfered portion, 156 pressing portion, 157 lock release prevention plate, 158 guide groove, 159 rotating guide body, 16
5,166 cam member, 167,168 roller, 17
0 Holder, 172 Timing belt, 173 gear mechanism

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Yasuaki Kano 6-7-35 Kita-Shinagawa, Shinagawa-ku, Tokyo Inside Sony Corporation (72) Inventor Atsushi Mitani 6-35, Kita-Shinagawa, Shinagawa-ku, Tokyo No. Sony Corporation

Claims (3)

[Claims] 1. A frame on which a tape cartridge is mounted, and a reel drive disposed below the frame and configured to regulate a height of a reel driving unit for engaging a tape reel of the tape cartridge mounted on the frame. A top plate provided with an urging member disposed on the upper side of the frame and for urging the tape cartridge in a frame discharging direction; and a step provided on a side plate of the reel drive unit regulating plate. A slide plate having a slide groove formed therein, wherein the reel drive unit regulating plate has a slide protrusion protruding from a side plate inserted into a slide groove of the slide plate, and the slide plate is moved to a first position and a second position. 2. A cartridge mounting device that slides over the position 2 to approach and separate from the frame. 2. The reel drive unit regulating plate is provided with an identification projection for identifying a type of the tape cartridge and / or a positioning projection for positioning the tape cartridge in the frame. The cartridge mounting device as described in the above. 3. The cartridge mounting device according to claim 1, wherein the frame is provided with a cartridge lock member for holding the tape cartridge in the frame.