JP3455064B2 - Magnetic recording / reproducing device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magnetic recording / reproducing apparatus, and more particularly to a holding mechanism for a cartridge that stores a magnetic tape.

[0002]

2. Description of the Related Art A conventional magnetic recording / reproducing apparatus 21 is shown in FIG.
20 is a plan view of FIG. 20 and a sectional view taken along line AA of FIG.
Description will be given with reference to (a) and FIG. 208 (b), which is a side view of the relevant part. First, in a conventional magnetic recording / reproducing apparatus 21 (hereinafter referred to as apparatus 21), a pair of guide members 21b and 21c having a U-shaped groove in a base plate 21a are provided in FIG.
9 are attached so as to face each other toward the upper and lower ends of the drawing. Further, as shown in FIG. 20 (a), a pair of openings 21d are formed in a part of the base plate 21a in a portion where the pair of guide members 21b and 21c are located. An insertion opening 21e for inserting a cartridge 23, which will be described later, into the apparatus 21 is formed at the right end of the magnetic recording / reproducing apparatus 21 shown in FIG. Magnetic heads 24 and the like are arranged inside the device 21, respectively. A pair of leaf springs 22 having a strong elastic force, one of which is screwed and the other of which is a free end, are arranged on the back surface of the base plate 21a on which the guide members 21b and 21c are located. An engaging portion 22a is formed at the free end of the leaf spring 22, and the roller 22b is rotatably held by the engaging portion 22a. Then, the roller 22b is inserted into the opening 21d of the base plate 21a, and when the roller 22b receives a strong pushing down force on the roller 22b due to the strong elastic force of the leaf spring 22, the inside of the opening 21d is screwed into the one screwed portion. It can be moved up and down with the fulcrum as a fulcrum.

Further, the cartridge 23 indicated by a two-dot chain line in the figure, which is inserted from the insertion port 21e, is guided by the guide members 21a and 21b, and is mounted inside the apparatus 21,
A magnetic tape 23a is housed inside, and a pair of U-shaped guide grooves 23b are provided on both sides of the magnetic tape 23a, as shown in FIG.
Are formed. The pair of guide grooves 23b are guided by the guide members 21b and 21c to guide the cartridge 23 into the apparatus 21. Further, a cutout portion 23d is formed in a part of a bottom plate 23c forming the guide groove 23b of the cartridge 23. Further, when the cartridge 23 is mounted inside the device 21, the rear end portion 23e of the cartridge 23 is attached to the device 21.
It is in a state of protruding outside of. Further, a rotatable pinch roller 23f that conveys the magnetic tape 23a to the left and right is disposed inside the cartridge 23.

The operation of mounting the cartridge 23 in the device 21 is as follows.
1 is manually inserted in the direction of the arrow B from the insertion opening 21e of No. 1.
Then, the tip end portion of the bottom plate 23c of the cartridge 23 hits the roller 22b of the leaf spring 22, and the cartridge 23 stops during the mounting. Then, when the cartridge 23 is pushed into the inside of the device 21 with a stronger force, the leaf spring 22 bends downward, the roller 22b is pushed down, and the cartridge 23 is inserted into the inside of the device 21.
Then, the pinch roller 23f collides with the conveying roller 25, and the movement of the cartridge 23 is stopped.

At this time, the roller 22b, which has been pushed down, has a notch 23d in the cartridge 23.
And the elastic force of the leaf spring 22 causes the cartridge 23
20d, the roller 22b elastically contacts one end of the cutout portion 23d as shown in FIG. 20 (a). Then, the notch 23d is formed by the roller 22b.
One end of the cartridge 23 is pressed in the direction of arrow A (45 °), and the cartridge 23 is mounted inside the device 21 while being prevented from coming off. When the cartridge 23 is mounted inside the device 23, the device 21 can record / reproduce on / from the cartridge 23 according to an instruction from an external computer (not shown) or the like. Further, when pulling out the cartridge 23 from the device 21, if the rear end portion 23e of the cartridge 23 protruding to the outside of the device 21 shown in FIG. 19 is strongly pulled outward, the roller 22b of the locking portion 22a causes the cartridge 22 to move. The cartridge 23 can be removed from the device 21 by being disengaged from the cutout portion 23d of 23.

[0006]

However, in the conventional magnetic recording device 21 as described above, since the cartridge 23 is manually attached and detached, the attaching and detaching operation of the cartridge 23 is performed by the spring force of the leaf spring 22. Requires a fairly strong force (about 0.5 to 1 Kgf), and the cartridge 2
It was difficult for a powerless person to perform the attaching / detaching work of 3. Therefore, when the cartridge 23 is pushed into the device 21 with a strong force, the pinch roller 23f of the cartridge 23 collides with the transport roller 25 inside the device 21 and an impact load is applied to the transport roller 25 and the pinch roller 23f. In addition, the cartridge 23 or the device 21 may be broken.

[0007]

As a first means for solving the above problems, a magnetic recording / reproducing apparatus of the present invention comprises a cartridge for storing a magnetic tape, and a slide member for locking and sliding the cartridge. , A drive source for sliding the slide member and the slide member
Capable a housing for holding, and a detecting member for detecting that the cartridge is inserted into the housing, wherein
The case is mounted on the front of the cartridge so that it can be opened and closed freely.
An opening / closing member for opening / closing the closed lid is provided, and the cartridge
Of the lid by the opening and closing member by inserting the
After opening the body, the cartridge is detected by the detection member.
Wherein upon detecting that it has been inserted into the housing, and a configuration in which the drive source is driven by starting the sliding of the front Symbol slide member mounted draw further inside the housing of the cartridge.

As a second means for solving the above problems, in the magnetic recording / reproducing apparatus of the present invention, the opening / closing member is
The housing inner slidably held in, after opening the lid before Symbol closing member, further slide the closing member in operation of inserting the cartridge, the slide before <br/> Symbol detection member RIKEN out in said cartridge by the is configured so as to detect that it has been the insertion.

As a third means for solving the above-mentioned problems, in the magnetic recording / reproducing apparatus of the present invention, the opening / closing member is used.
It said that after opening the lid, the previous Kifutatai opened
The cartridge is configured so as to detect that it has been the insertion detecting the detection member.

As a fourth means for solving the above-mentioned problems, in the magnetic recording / reproducing apparatus of the present invention, after the lid is opened by the opening / closing member, the cartridge is further inserted, and the detecting member is operated. There was configured so as to detect that the cartridge by detecting the lid is the insertion.

[0011] The magnetic recording reproducing apparatus of the present invention as a fifth means for solving the above problems, the detecting member
Is composed of a push switch, and the lid body directly detects the
By pressing the eject member, the cartridge is
It was configured to detect that it was inserted

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a magnetic recording / reproducing apparatus of the present invention will be described with reference to FIGS. First, as shown in the perspective views of FIGS. 1 and 2, the magnetic recording / reproducing apparatus 1 of the present invention (hereinafter referred to as apparatus 1) has a substantially rectangular outer shape, and various parts described later are formed therein. The casing 2 to which is attached and the cover 17 that closes the upper part of the casing 2 are attached, and the cartridge insertion port 1a is formed in the front. In addition, the cartridge 4 for accommodating the magnetic tape to be mounted on the device 1 is provided with guide portions 4e and 4f for guiding the cartridge 4 inside the device 1 on its side surface, and a guide portion 4e below the guide portion 4e. An engaging portion 4g that engages with an engaging portion of the slide member 3 described later to engage with the cartridge 4 is provided. Then, FIG. 2 is an external view when the engaging portion of the slide member is engaged with the engaging portion 4g of the cartridge 4 and the cartridge is mounted in the apparatus 1.

The detailed structure of the apparatus 1 as described above is shown in FIGS.
It will be described with reference to FIG. First, as shown in the plan view of FIG. 3 and the side view of FIG. 4, the housing 2 made of a metal plate or the like has a rectangular outer shape to form a bottom plate 2a and the bottom plate 2a.
Side plates 2b, 2b are formed by bending both upper and lower ends of the figure to the same side while facing each other. Then, a pair of openings 2c, 2c punched by a press or the like are formed at two upper and lower positions on the left side of the bottom plate 2a shown in FIG. Tongue-shaped cam plate portions 2d, 2d are formed in the openings 2c, 2c. As shown in FIG. 5, the cam portions 2d, 2d are formed with inclined portions projecting obliquely downward from the bottom plate 2a. There is.

The two openings 2c and 2 shown in FIG.
A substantially rectangular head positioning hole 2e is formed by punching in the vicinity of the opening 2c on the lower side in the drawing between c. Further, an arc-shaped guide groove 2g is formed in a penetrating state substantially in the center near the right end shown in FIG. Also,
Bottom plate 2 near openings 2c, 2c and arc-shaped guide groove 2g
Rivet mounting holes 2j are formed through the respective a. A plurality of small-diameter round holes are formed around the arc-shaped guide groove 2g.

A slide member 3 is arranged in contact with the back surface 2h of the bottom plate 2a. This slide member 3
Is made of a springy metal plate such as stainless steel.
As shown in the perspective view, the arm portions 3b and 3c extending forward from the left and right sides of the base portion 3a are formed, and the outer shape thereof is a substantially U-shape. A pair of roller holding portions 3d are formed at the tips of the arms 3b and 3c so as to face each other by being bent vertically from the outside to the upper side. Also,
A locking roller 3e, which is a locking part, is provided at the tip of the pair of roller holding parts 3d.
Is made of metal, has an outer shape formed in a roller shape, and is rotatably fixed to the roller holding portion 3d. Also,
In the arm portions 3b and 3c near the roller holding portion 3d,
The elongated slide grooves 3f, 3f formed in a penetrating state by punching are formed in parallel with each other. Further, a slide groove 3g having the same shape as the slide groove 3f and formed by punching out in a parallel direction is formed substantially in the center of the base portion 3a.
Is provided. An elliptical opening groove 3h is formed near the right side of the slide groove 3g in the drawing in a direction orthogonal to the slide groove 3g. Also, the arm portions 3c, 3
d is formed to have the same length from the base portion 3a, the end portions 3j and 3k at the tip thereof are formed in a straight line, and the roller holding portions 3d and 3d are formed to extend forward from the end portions 3j and 3k. Has been done. The slide member 3 having such a configuration
As shown in FIGS. 10 and 16, is disposed on the back surface 2h of the bottom plate 2a of the housing 2, and the rivet 2k is crimped to the bottom plate 2a and is slidably attached.

In order to attach the slide member 3 to the back surface of the bottom plate 2a, the housing 2 shown in FIG. 3 is turned upside down and its back surface 2h is turned up. Then, the two openings 2c of the bottom plate 2a
Then, the roller holding portion 3d to which the locking roller 3e of the slide member 3 is attached is aligned and inserted. Next, the front ends 3j and 3k of the slide member 3 are aligned so that they do not ride on the inclined portion of the cam portion 2d of the bottom plate 2a.
Next, each slide groove 3f, 3 of the slide member 3
The three rivet mounting holes 2j are aligned with f and 3g, and the slide grooves 3f, 3f, 3g and the three rivet mounting holes 2j have rivets 2k with a large head diameter as shown in FIG. Insert the tip of. Then, when the rivet 2k inserted into the rivet mounting hole 2j of the housing 2 is caulked with a caulking jig (not shown), the rivet 2k is fixed and attached to the bottom plate 2a of the housing 2. And
The slide member 3 is slidably attached to the back surface 2h of the housing 2.

Further, the cartridge 4 mounted on the apparatus 1
Is a magnetic tape 4 housed inside, as shown in FIG.
A is wound around rotatable reels 4b and 4b. Further, the notch 4 is formed in the center of the front side 4c of the cartridge 4.
j is formed, and the pinch roller 4d is formed in the cutout portion 4j.
A part of the outer peripheral part of the is attached so as to protrude. This pinch roller 4d is a conveyance roller 1 inside the apparatus 1 described later.
The rotation of the carrying roller 12 is transmitted to the pinch roller 4d by coming into contact with 2. The reels 4b and 4b are rotated in association with the rotation of the pinch roller 4d so that the magnetic tape 4a can be wound or unwound. Guide portions 4e and 4f for guiding the cartridge 4 into the inside of the apparatus 1 are formed on the left and right outer surfaces of the cartridge 4 in the vertical direction in the figure. Further, in the lower guide portion 4e, cutout engaging portions 4g are formed in the left and right guide portions 4e, respectively. In addition, the front side 4 of the cartridge 4
A lid 4h is provided on the right side of c in the figure so that the right front side 4c of the cartridge 4 can be opened and closed. Further, a support pin 4m for rotatably supporting the lid body 4h is provided near the right corner in the drawing from the portion where the lid body 4h is located. A torsion coil spring (not shown) is wound around the support pin 4m, and the torsion coil spring is attached to the lid 4a.
h is always elastically biased in such a direction as to close the front side 4c of the cartridge 4 on the right side of the cartridge 4. Further, an end 4n of the lid 4h is formed on the outer side of the support pin 4m so as to project outward, and when the end 4n is pressed from the front, the lid 4h is rotated about the support pin 4m. Is rotated so that the front side 4c on the right side of the cartridge 4 is opened.

Further, as shown in FIG. 10, a motor mounting plate 5 is mounted on the housing 2 near the right end portion of the bottom plate 2a by screws or the like, and the slide member 3 is slid on the motor mounting plate 5. A drive source 6 including a motor and the like is attached. A pinion gear 6a is attached to the rotating shaft of the drive source 6, and when the drive source 6 rotates,
This rotation is transmitted to the gear group 7 via the pinion gear 6a. Further, the gear group 7 includes a worm gear 7b integrally formed with the pinion gear 7a and pinion gears 7c and 7d integrally formed with two pinion gears having different diameters, respectively, so that the worm gear 7b and the pinion gear 7c are meshed with each other. It is attached to a small-diameter hole around the guide groove 2g. When the drive source 6 rotates, it is transmitted to the cam mechanism 8 having the spur gear 9 via the gear group 7.

The cam mechanism 8 includes a spur gear 9 and a cam plate 1.
As shown in FIG. 8, the spur gear 9 has a circular outer shape and has a plurality of tooth ridges 9a formed on the outer periphery thereof, and the tooth ridges 9a are meshed with a small-diameter gear of the pinion gear 7d. The rotation of the drive source 6 is transmitted to the cam mechanism 8. Further, a protrusion 9b having a substantially triangular shape is formed so as to project near the outer periphery of the surface of the spur gear 9. In addition, spur gear 9
A substantially arcuate cam groove 9c is formed on the back surface of the arcuate groove from the vicinity of the center hole 9d to the vicinity of the outer peripheral tooth peak 9a with a predetermined width and depth. Further, the cam mechanism 8 has a spur gear 9
A rotatable cam plate 10 that converts the rotational movement of the robot into linear movement
Are arranged between the spur gear 9 and the bottom plate 2a of the housing 2. And, as shown in FIG. 9, the cam plate 10 is
The outer shape is formed in a substantially L shape, and the circular cam pin 10a is provided at one end on the upper side, the support shaft 10b is provided on the lower side at the center of rotation of the cam plate 10, and the other side is provided. A circular slide pin 10c is attached to the end of the cam plate 10 by caulking or the like so as to protrude downward in the same direction as the support shaft 10b.

In the cam plate 10 having such a structure, as shown in FIG. 10, the support shaft 10b is rotatably attached to the bottom plate 2a by caulking or the like. The slide pin 10c of the cam plate 10 is movably penetratingly fitted into the arc-shaped guide groove 2g of the bottom plate 2a, and the tip of the slide pin 10c protruding from the guide groove has an elliptical shape of the slide member 3. Is inserted through the opening groove 3h. Then, a washer (not shown) is crimped to the tip of the slide pin 10c penetrating the opening groove 3h and protruding downward, so that the slide member 3 is retained at the tip of the slide pin 10c and is slidable. It is installed. Further, the cam pin 10a is a cam groove 9c of the spur gear 9.
Is slidably engaged with. Such a cam mechanism 8 is
When the spur gear 9 rotates counterclockwise, the cam plate 1
The 0 cam pin 10a moves following the cam groove 9c of the spur gear 9. Then, the cam plate 10 rotates counterclockwise about the support shaft 10b as a rotation center, and the slide pin 10c moves in the arc-shaped guide groove 2g of the housing 2 in the arrow E direction.
The slide member 3 is slid in the arrow E direction.

Further, as shown in FIG. 10, a magnetic head 11 is mounted above the head positioning hole 2e of the housing 2, and the cartridge 4 is mounted adjacent to the magnetic head 11 near the center in the drawing. Sometimes magnetic tape 4a
A carrying roller 12 for carrying the sheet is provided. When the cartridge 4 is mounted on the apparatus 1, the pinch roller 4d of the cartridge 4 is attached to the carrying roller 12.
When the magnetic tape 4a is brought into contact with the magnetic tape 4a, the conveying roller 12 can be rotated left and right by a stepping motor or the like (not shown) to wind and rewind the magnetic tape 4a. Further, inside the housing 2 shown in FIG. 11, a cartridge guide member (not shown) for guiding the insertion of the cartridge 4 is disposed near the upper and lower side plates 2d in the drawing, and the cartridge guide member on the lower side in the drawing is provided with the cartridge 4
An elongated opening / closing member 13 for opening / closing the lid 4h is slidably arranged.

The opening / closing member 13 is made of a molding material or the like,
As shown in FIG. 13, the lid opening / closing portion 3a is provided at the left end of the drawing.
Is formed in an arc shape, and is arranged so that the lid opening / closing portion 3a is located near the cartridge insertion opening 1a of the apparatus 1. The opening / closing member 13 is the lid opening / closing unit 13
A pressing portion 13b that is pressed by an end portion of the front surface side 4c of the cartridge 4 that projects upward from the right side in the figure to slide the opening / closing member 13 is formed. Further, a coil spring locking portion 13c is formed so as to project upward further to the right of the pressing portion 13b, and a switch input portion 13d is formed, which has a stepped lower right end portion in the drawing. Further, as shown in FIG. 13, the right end of the coil spring 14 is locked to the coil spring locking portion 13c of the opening / closing member 13, and the left end of the coil spring 14 is fixed to a part of the cartridge guide member (not shown). There is. The slidable opening / closing member 13 is the coil spring 14
Due to the action of, the elastic bias is always leftward in the arrow F direction.

A detection member 15 such as a push switch is attached to the printed circuit board 16 above the switch input portion 13d on the right side of the opening / closing member 13, and when the opening / closing member slides in the direction of arrow E, the switch is opened. The input portion 13d pushes the detection member 15 upward, and the detection member 15 detects the slide of the opening / closing member 13 so that the insertion of the cartridge 4 can be detected. Also,
The printed circuit board 16 is attached to a mounting portion (not shown) obtained by cutting and bending the side plate 2b of the housing 2 with screws or the like. A cover 17 is attached above the printed circuit board 16 as shown in FIG. 1 to close the inside of the magnetic recording / reproducing apparatus 1. Also, the device 1
A cartridge insertion opening 1a for guiding the insertion of the cartridge 4 is formed in the front of the cartridge 1, and
You can smoothly guide inside.

The operation of the magnetic recording / reproducing apparatus 1 of the present invention having the above-mentioned structure will be described with reference to FIGS. First, the cartridge 4 is manually inserted in the direction of arrow C from the cartridge insertion opening 1a of the apparatus 1. Then, as shown in FIG.
As shown in FIG. 13, the end 4n of the lid 4h of the cartridge 4 is the lid opening / closing portion 1 of the opening / closing member 13 inside the housing 2.
Contact 3a. Then, when the cartridge 4 is further inserted into the housing 2, the end 4n of the lid 4 is pressed by the lid opening / closing portion 13a of the opening / closing member 13, and the torsion coil spring wound around the support pin 4m (see FIG. Against the spring force of (not shown), as shown in FIGS.
h rotates in the direction of arrow D, and the front side 4c of the cartridge 4
Part of is released. Then, as shown in FIG. 12, the lid body 4h is in a state of standing upright with respect to the front surface side 4c of the cartridge 4 and in a state of being parallel to the opening / closing member 13.

Next, when the cartridge 4 is further inserted into the housing 2, the end portion of the front surface side 4c of the cartridge 4 contacts the pressing portion 13b of the opening / closing member 13. Then, when the cartridge 4 is pushed further into the apparatus 1, the opening / closing member 13 moves inward together with the cartridge 4 against the elastic force of the coil spring 14, and the switch input portion 13d of the opening / closing member 13 moves upward. The detection member 15 formed of a push switch or the like attached to the printed circuit board 16 or the like is turned on to detect that the cartridge 4 is inserted into the apparatus 1. That is, the opening / closing member 13 is slid by the operation of further inserting the cartridge 4, and the detection member 1
5, the slide of the opening / closing member 13 can be detected to detect the insertion of the cartridge 4. When the detection member 15 detects the insertion of the cartridge 4, the drive source 6 including a motor is driven (rotated). At this time, the relationship between the locking roller 3e, which is the locking portion of the slide member 3, and the engaging portion 4g of the cartridge 4 is that the locking roller 3e is disengaged from the guide portion 4e as shown in FIG. When the cartridge 4 is located at the engaging portion 4g, the cartridge 4 has a click feeling. Then, the locking roller 3e is brought into light contact with the end of the engaging portion 4g to lightly temporarily lock the cartridge 4, so that the operator can release the hand from the cartridge 4. And, further, the cartridge 4 coil spring 14
It is positioned at the engaging portion 4g of the cartridge 4 by being pushed in against the elastic force of the detecting member 15 at the same time.
Is turned on, and the operation of inserting the cartridge 4 into the apparatus 1 is switched from manual work to electric drive by the drive source 6 such as a motor.

Next, when the driving of the driving source 6 is started,
The spur gear 9 of the cam mechanism 8 is rotated in the counterclockwise direction shown in FIG. 10 via the gear group 7. And the cam groove 9 of the spur gear 9
The cam plate 10 rotates counterclockwise around the support shaft 10b as following c. Then, the slide pin 10c of the cam plate 10 moves rightward in the drawing along the guide groove 2g of the housing 2, and the slide member 3 starts to move in the arrow E direction. Then, when the slide member 3 starts to move in the direction of the arrow E, the end 3j (3k) at the tip of the slide member 3 slides down from the inclined portion of the cam portion 2d of the housing 2, and the arm portions 3b and 3c form the bottom plate. The rear surface 2h of 2a is in equilibrium.
Then, the slide engaging roller 3e of the slide member 3, the cartridge 4 engages fully engaged in the engagement portion 4g of Katori <br/> Tsu di 4, the sliding member 3, the further direction of arrow E By moving the cartridge 4, the cartridge 4 is further drawn into the housing 2 . As a result, the cartridge 4 is mounted inside the housing 2.
To be done.

Next, when the drive source 6 is further driven to rotate the spur gear 9 in the counterclockwise direction, the top of the triangular projection 9b of the spur gear 9 is attached to the upper printed circuit board 16. The drive of the drive source 6 is stopped by turning on (not shown). At this time, in the state where the slide member 3 is retracted to the deepest position of the apparatus 1, the slide in the direction of the arrow E stops, and the cartridge 4 causes the pinch roller 4d to contact the conveyance roller 12 inside the apparatus 1. , The carrying roller 12 serves as a stopper, and the cartridge 4
Cannot be moved inside the device 1. Then, as shown in FIG. 15, the opening / closing member 13 is pulled together with the cartridge 4 in the direction of arrow E, and the coil spring 14 is extended. When the sliding movement of the slide member 3 is stopped, the magnetic tape 4a comes into sliding contact with the surface of the magnetic head 11. That is, when the detection member 15 detects the insertion of the cartridge 4 with the engagement roller 3e serving as the engagement portion locking the cartridge 4, the drive source is driven to slide the slide member 3. Thus, the cartridge 4 can be mounted. Then, when the sliding movement of the cartridge 4 and the slide member 3 is stopped,
Recording and reproduction can be started at any time by a command from an external computer (not shown) or the like.

In order to take out the cartridge 4 from the apparatus 1, the drive source 6 is driven in a direction opposite to the rotation when the cartridge 4 is mounted by a command from an external computer (not shown) or the like, The spur gear 9 is rotated clockwise. Then, when the cam plate 10 is rotated clockwise, the slide member 3 slides in the leftward arrow F direction to return the slide member 3 and the cartridge 4 to the positions shown in FIGS. 10 and 16. Then, the top of the triangular protrusion 9b of the spur gear 9 turns on a switch (not shown) attached to the upper printed circuit board 16 to stop the rotation of the drive source 6 and slide the slide member 3 The movement in the direction of arrow F stops. Then, the locking roller 3 of the slide member 3
16, e is moved to the front side of the apparatus 1 from the switch ON position by the elastic force of the coil spring 14 locked to the opening / closing member 13, and the engaging portion 4g of the cartridge 4 is moved. On the other hand, the cartridge 4 is in the temporarily locked state, and the cartridge 4 can be easily taken out from the device 1 manually and with a light force.

The first embodiment of another embodiment of the present invention
As shown in FIG. 17, the opening / closing member 13 'is attached to the housing 2
An internal cartridge guide member (not shown) for guiding the insertion of the cartridge 4 is integrally fixed and formed,
The detection member 15 is attached to the opening / closing member 13 '. The cartridge guide member on which the opening / closing member 13 'is formed is fixedly attached inside the housing pair 2. The apparatus 1 having such a configuration is provided with the cartridge 4
And the lid 4h is opened by the fixed opening / closing member 13 ', the surface of the lid 4h opens and closes.
The detection member 15 composed of a push switch or the like attached to 3'is pressed to turn it on. ON of this detection member 15
Thus, the insertion of the cartridge 4 is detected, and the driving of the driving source 6 including a motor is started. That is, when the detection member 15 detects that the lid 4h has been opened and that the cartridge 4 has been inserted into the apparatus 1, the drive source 6 is driven.

The second embodiment of another embodiment of the present invention
As shown in FIG. 18, the opening / closing member 13 'is
Similar to the above embodiment, it is integrally formed with a cartridge guide member (not shown) and is fixedly attached to the inside of the housing pair 2. In addition, the detection member 15 is the upper case 1
7 or a printed circuit board (not shown) or the like. The lid 4h is opened by the opening / closing member 13 '.
After opening, the cartridge 4 is further inserted into the apparatus 1, and the detection member 15 is pressed by the upper end of the lid 4h to turn it on. When the detection member 15 is turned on, it is detected that the cartridge 4 has been inserted, and driving of the drive source 6 including a motor or the like is started. That is, after the lid 4h is opened by the opening / closing member 13 ', the cartridge 4 is further inserted by the operation of further inserting the cartridge 4 to detect that the cartridge 4 has been inserted. Upon detection, the drive source 6 is driven.

[0031]

Effects of the Invention Magnetic recording and reproducing apparatus of the present invention, when the cartridge by detection member is detected to be inserted in the housing, start now the sliding of the front Symbol slide member by driving the drive source Cartridge further inside the housing
Since such mounting is pulled in section, only the detecting member to insert the cartridge until it detects the insertion of the cartridge, and then by a motor or the like of the driving source, and slide the sliding member by an electric cartridge Can be attached. For that, the cartridge
The mounting work becomes easy, and even a weak person can mount the cartridge.
Easy to wear

The magnetic recording / reproducing apparatus of the present invention is
After opening the lid with the opening / closing member, replace the cartridge.
Slide the opening / closing member by inserting it into
Id is detected by the detection member and the cartridge is
Since the so that to detect that the inserted, cart
The drive source can be driven by inserting the ridge.
Therefore, the number of parts for driving the drive source can be reduced, and a low-cost magnetic recording / reproducing apparatus can be provided.

After opening the lid by the opening / closing member,
, The detection member detects that the lid is opened
Because the cartridge is in so that to detect that it has been the insertion, the can be integrated opening and closing member and the cartridge guide member further provides a magnetic recording and reproducing apparatus of a low cost can be reduced number of parts be able to.

Further, the lid is opened by the opening / closing member.
After inserting the cartridge,
The ejection member detects the lid and the cartridge is inserted.
Since the so that to detect that input has been, can be integrated with the closing member and the cartridge guide member,
It is possible to provide a low-cost magnetic recording / reproducing apparatus in which the number of parts can be reduced.

The detection member is a push switch.
And the cover body directly presses the detection member.
By detecting the insertion of the cartridge , the lid directly presses the detection member.
Detect that the cartridge has been securely inserted.
You can

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a magnetic recording / reproducing apparatus of the present invention.

FIG. 2 is a schematic perspective view of a magnetic recording / reproducing apparatus of the present invention in which a cartridge is mounted.

FIG. 3 is a plan development view of a housing of the magnetic recording / reproducing apparatus of the present invention.

FIG. 4 is a side view of a housing of the magnetic recording / reproducing apparatus of the present invention.

FIG. 5 is a sectional view of a main part of a cam portion of a housing of the magnetic recording / reproducing apparatus of the present invention.

FIG. 6 is a perspective view of a slide member of the magnetic recording / reproducing apparatus of the present invention.

FIG. 7 is a perspective view of a cartridge used in the magnetic recording / reproducing apparatus of the present invention.

FIG. 8 is a front view of a spur gear of the magnetic recording / reproducing apparatus of the present invention,
Side view, bottom view.

FIG. 9 is a perspective view of a cam plate of the magnetic recording / reproducing apparatus of the present invention.

FIG. 10 is a plan view of a principal part for explaining the operation of the magnetic recording / reproducing apparatus of the present invention.

FIG. 11 is a plan view of a principal portion for explaining the operation of the magnetic recording / reproducing apparatus of the present invention.

FIG. 12 is a plan view of relevant parts for explaining the operation of the magnetic recording / reproducing apparatus of the present invention.

FIG. 13 is a cross-sectional view of essential parts for explaining the operation of the magnetic recording / reproducing apparatus of the present invention.

FIG. 14 is a sectional view of an essential part for explaining the operation of the magnetic recording / reproducing apparatus of the present invention.

FIG. 15 is a cross-sectional view of essential parts for explaining the operation of the magnetic recording / reproducing apparatus of the present invention.

FIG. 16 is a sectional view of an essential part for explaining the movement of the slide member of the magnetic recording / reproducing apparatus of the present invention.

FIG. 17 is a plan view of a principal part for explaining the first embodiment of the magnetic recording / reproducing apparatus of the present invention.

FIG. 18 is a cross-sectional view of essential parts for explaining a second embodiment of the magnetic recording / reproducing apparatus of the present invention.

FIG. 19 is a schematic plan view of a conventional magnetic recording / reproducing apparatus.

FIG. 20 is a sectional view and a side view of a main part of a conventional magnetic recording / reproducing apparatus.

[Explanation of symbols]

1 Magnetic recording / reproducing apparatus of the present invention 1a cartridge insertion slot 2 housing 2a bottom plate 2d cam part 3 slide members 3e Locking roller 4 cartridges 4g engaging part 6 drive source 7 gear group 8 cam mechanism 9 spur gears 10 cam plate 11 magnetic head 12 Conveyor rollers 13 Opening / closing member 14 coil spring 15 Detection member 16 printed circuit board 17 cover

─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-1-317264 (JP, A) JP-A-3-280244 (JP, A) JP-A-6-176462 (JP, A) JP-A-8- 321105 (JP, A) Actually open 3-124341 (JP, U) Actually open 3-66053 (JP, U) Actually open 57-189170 (JP, U) Actually open 63-191439 (JP, U) 63-149444 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) G11B 15/675 102

Claims (5)

(57) [Claims] 1. A cartridge for storing a magnetic tape,
A slide member that locks and slides the cartridge, a drive source that slides the slide member, a housing that slidably holds the slide member, and detection that the cartridge is inserted inside the housing. A detection member, and the housing is provided on the front surface of the cartridge so as to be openable and closable.
The cart is provided with an opening / closing member for opening / closing the scraped lid.
When the ridge is inserted inside the housing, the opening / closing member
After opening the Kifutatai, the when the cartridge by the detection member detects that it has been inserted into the housing, further wherein the cartridge to initiate the slide of the previous SL slide member by driving the drive source A magnetic recording / reproducing apparatus, which is retracted and mounted inside a housing . 2. The opening / closing member slides inside the housing.
Capable retained, after opening the lid before Symbol closing member,
Detecting that the cartridge further slide the closing member in operation of inserting the said cartridge out Riken by the slide on the detected member is the insertion
Magnetic recording and reproducing apparatus according to claim 1, wherein a was Unishi. 3. After opening the lid by the opening / closing member,
That before Kifutatai is opened the detected member is detected so as to detect that the cartridge is the insertion
Magnetic recording and reproducing apparatus according to claim 1, wherein the a. Wherein after opening the lid by the opening and closing member, in operation to further insert the cartridge, so that the detection member detects that said cartridge by detecting the lid is the insertion magnetic recording and reproducing apparatus according to claim 1, wherein the the. 5. The detection member is a push switch.
And the lid body directly presses the detection member.
Detects that the cartridge has been inserted.
Magnetic recording and reproducing apparatus according to claim 3, wherein that the the like.