JPH0731394Y2 - Tape cassette loading device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a loading device for a DAT cassette,
(EN) A tape cassette loading device devised so that when a cassette is pushed into a cassette container and brought into a predetermined hold state, it is reliably held in the cassette container without rattling.

(Prior Art) The cassette pushed into the cassette container moves horizontally with the cassette container and horizontally above the playback device, and then descends with the cassette holder to set the cassette in the playback device. is there.

It is essential for the predetermined reproducing operation that the cassette pushed into the cassette container is held at a predetermined position without rattling and is held at the predetermined position even during the horizontal movement and the lowering operation.

(Problems to be solved by the invention) This holding action needs to be strong enough to withstand vehicle vibration when mounted on an automobile, and is also required to be inserted into a cassette container, pushed in, or operated from a cassette container. During the ejecting operation of the cassette, the cassette must be easily movable with respect to the cassette container.

This invention is devised so that the insertion operation into the cassette container, the pushing operation, or the ejection operation from the cassette container is easy and is held at a predetermined position without rattling.

(Means for Solving the Problems) In order to solve the above problems, the present invention provides a loading operation and a playback operation in which the cassette 7 pushed into the cassette container 6 at the insertion position is set in the playback device R together with the cassette container 6. In the tape cassette loading device in which the unloading operation from the device R to the insertion position is performed, a cassette holding mechanism G for holding the pushed cassette 7 at a predetermined position of the cassette container 6 is provided.
A grip plate 70 pivotally supported by the cassette container 7 and elastically biased downward, and a grip 71 provided on the grip plate 70 so as to elastically engage with the groove 81 in the front upper part of the cassette 7 in the hold state. The tape cassette loading device is characterized by including left and right rollers 744 and 74 provided on the grip plate 70 so as to elastically push down the left and right rear portions of the cassette 7.

(Operation) When the cassette 7 is pushed into the cassette container 6, the grip 71 elastically engages with the groove 81 in the upper front part of the cassette 7, the cassette 7 is positioned at a predetermined position of the cassette container 6, and the left and right rollers 74, 74 are placed. Elastically pushes down the left and right rear portions of the cassette 7, whereby the cassette 7 is elastically and firmly held in the cassette container 6.

When a force in a direction opposite to the pushing direction acts on the held cassette 7, the cassette 7 moves to the entrance side,
The grip plate 70 is rotated upward, and the grip 71 elastically engaged with the groove 81 in the front upper part is removed, and the left and right rollers 74,
74 rolls on the rear left and right upper surfaces of the cassette 7,
Can be easily removed from the cassette container 6.

(Embodiment) An embodiment of the present invention will be described below with reference to the drawings. The entire main part of the loading device is shown in plan view in FIG.
Fig. 18 is a side view, Fig. 18 is an exploded perspective view of main components,
Shown respectively.

The lower parts of the left and right side plates 1 and 2 are connected to each other by a plate 3, and the upper parts of the left and right side plates 1 and 2 are connected to each other by an upper plate 4 shown in plan view in FIG. To form.

The cassette 7 manually inserted into the cassette container 6 is moved from the left to the right in FIGS. 1, 2, and 18 together with the cassette container 6 by the loading mechanism L provided in the device main body 5. 5, the cassette container 6 is moved downward, and the cassette 7 is set in the reproducing device R and loaded.

The cassette 7 set in the reproducing apparatus R is moved upward together with the cassette container 6 by the loading mechanism L, and then moved from the right side to the left side in the apparatus main body 5 as shown in FIGS. 1, 2, and 18. Then, it is urged by a discharge body 88 described later, discharged from the cassette container 6 to the inlet side, and unloaded.

Hereinafter, in the illustrated example, the left side of the device body 5 is referred to as an inlet side in FIGS. 1, 2, and 18, and the right side of the device body 5 is referred to as a back side in FIGS. 1, 2, and 18. That is, in each of these figures, the upper direction is called the left side, and the lower direction is called the right side.

The illustrated loading mechanism L includes left and right slide plates 12 and 12 which support the cassette container 6 and horizontally move it between the inlet side and the back side, and left and right which vertically move the slide plates 12 and 12 together with the cassette container 6. Of the cam plates 14 and 14, the gear 22 pivotally supported by the support shaft 21 to the left and right side plates 1 and 2, the left and right side plates 1 and 2 holding the cam plates 14 and 14, and the horizontal movement of the cassette container 6, and
The slide plates 12 and 12 are composed of a loading drive mechanism 9, which will be described later, which is a drive mechanism for the above-described lifting operation.

Specifically, the slide plate 12 is provided with horizontal guide grooves 10 and 11 penetrating the plate, respectively at upper and lower positions, and the cam plate 14 penetrates the plate and has a horizontal portion C ₁ on the inlet side. A cam groove C including a vertical portion C ₂ on the back side is formed, a guide groove 23 that is long in the radial direction is formed through the gear 22 in the gear 22, and the left and right side plates 1 and 2 are provided with the support shaft 21. An arcuate groove S centered at is formed.

On the other hand, the left and right side plates 68, 68 of the cassette container 6 are provided with the guide pin 20 on the inlet side and the cam pin 13 on the inner side so as to project outward in the left and right directions, and the guide pin 20 and the cam pin 13 are the same. Located at height.

Left and right plates 101, 101 provided by protruding the shaft 19 to the left and right outward,
Left and right side plates 68, 6 of the cassette container 6 by the pin 100
The shaft 69 pivotally attached to the left and right outside of 8 and inserted through the plates 101, 101 is loosely inserted into the notches 68b, 68b in the upper portions of the left and right side plates 68, 68, and is pushed downward by the springs 106, 106 described later. Energized hold guides 102, 102 (shown by dotted lines in FIG. 2)
The plates 101, 101 are elastically biased downward by the guide pins 19, 19 via the guide pins 19, 19.

The guide pin 20 and the cam pin 13 are engaged with the lower guide groove 11 of the slide plate 12 so that the bottom plate 66 of the cassette container 6 is always held horizontally.

The cam pin 13 is engaged with the lower guide groove 11 of the slide plate 12, the cam groove C of the cam plate 14, the guide groove 23 of the gear 22, and the grooves S of the left and right side plates 1 and 2.

The slide plate 12 has its inlet end edge 12b formed in a vertical shape, and a vertical vertical groove 17 and a vertical groove 65 are formed on its back side and between this back side and the inlet side edge 12b, respectively. Pins 15, 16 and 24 are fixedly mounted on the left and right side plates 1 and 2, respectively. The pin 15 has an inlet side edge 12b, the pin 16 has a vertical groove 17 and the pin 24 has a vertical groove. The grooves 65 are engaged with each other.

As a result, the slide plate 12 can be moved up and down only in the vertical direction with respect to the left and right side plates 1 and 2.

With the above configuration, in the cassette container 6, when the gear 22 is rotationally driven, the cam pin 13 moves in the radial direction inside the guide groove 23 of the gear 22 and the lower guide groove of the slide plate 12 is moved.
It moves horizontally in the direction of the inlet side and the back side along 11 and horizontally in the cam groove C of the cam plate 14 along the horizontal portion C ₁ on the inlet side, and along the vertical portion C ₂ on the back side. Move up and down.

When the cam pin 13 moves horizontally, the cassette container 6
Pin 20 horizontally moves along the guide groove 11 of the slide plate 12, and the cassette container 6 also horizontally moves.

When the cam pin 13 moves up and down as described above, the inlet-side edge 12b of the slide plate 12 and the vertical grooves 17 and 65 move to the pins 15 and 1 of the cam plate 14.
The cassette container 6 supported by the slide plate 12 also moves up and down while being guided up and down by the guides 6 and 24.

The loading drive mechanism 9 includes a belt transmission mechanism 35 driven by the loading motor 8, a worm mechanism 36 that sequentially transmits the rotation of the belt transmission mechanism 35, a pinion 37, and a gear 38.
And a gear in which arcuate groove 40 is loosely fitted to pin 39 attached to gear 38
41 and gears 42 and 22 that sequentially transmit the rotation of the gear 41. The gear 22 on the side of the loading motor 8 (on the left side) is connected to the gear 22 on the right side via a pinion 43 and a shaft 44 meshing with the gear 22. To drive.

On the left and right side plates 1, as shown in FIG. 8, an inlet side switch 33 is provided on the inlet side of the groove S and an inner side switch 26 is provided on the rear side of the groove S.
Pins 27 fixed to gear 22 are attached to each
With the above rotation of 22, the inlet side switch 33, the back side switch 26
Operate.

That is, during the loading operation, when the cam pin 13 reaches the vicinity of the lower end of the vertical portion C ₂ of the cam groove C (reproduction position where the cassette 7 is set in the reproduction device R), the pin 27 operates the back side switch 26. When the loading motor 8 is stopped and the cam pin 13 reaches the vicinity of the entrance side of the horizontal portion C ₁ of the cam groove C (the ejection position where the cassette 7 is ejected from the cassette container 6) during the unloading operation, the pin 27 is introduced. The side switch 33 is operated to stop the loading motor 8.

In the left and right gears 22, as shown in FIG. 8, a spring 45 is stretched between the pin 27 and the left and right side plates 1 and 2 at a position immediately below the support shaft 21, and the pin 27 is supported by the support shaft during loading operation. When it reaches the right side of 21, the spring 45 rotates the gear 22 clockwise to rotate the cassette 7.
So that the pin 27 reaches the left side of the support shaft 21 during the unloading operation, the spring 45 rotates the gear 22 counterclockwise to assist the horizontal movement toward the ejection position of the cassette 7. I have to.

The cassette 7 used in this loading device is shown in a top perspective view in FIG. 12 and a rear perspective view in FIG.

That is, the lid 46 closes the front portion of the cassette 7 and the slider 47 closes the front lower portion of the cassette 7 by the biasing force of a spring (not shown).

Notches 80 are formed in the lower front portion of the lid 46.

When the slider locks 49, 49 projecting into the holes of the left and right grooves 48, 48 of the slider 47 are pushed, the slider lock (not shown) is released, and when the slider 47 is pulled in the arrow direction, the cassette 7
The front lower part of the slider is opened so that the hub holes 50, 50 of the slider 47 are aligned with the hub holes 28, 28 of the cassette 7.

A round pin hole 51a and a left and right long pin hole 51b are opened in the lower front portion of the cassette 7 for positioning at the reproducing position.

The plate 3 is provided with positioning pins 54 on the inlet side and positioning pins 52, 53 on the back side. When the cassette 7 is set to the reproduction position, the round pin hole 51a is positioned on the positioning pin 52. , The long pin holes 51 are fitted into the positioning pins 53, respectively, and the rear portion of the cassette 7 rides on the positioning pins 54 on the inlet side, whereby the cassette 7 can be moved forward and backward, left and right, and up and down with respect to the reproducing apparatus R. It is set to a predetermined value.

The lid 46 of the cassette 7 is structured such that a lid opening plate 59 that engages with the lid 46 from below is opened by the upward movement of the pin 63 of the lever 62 that is interlocked with the downward movement of the slide plate 12.

That is, the cam plate 14 is provided with pins 55, 56, 61, and the guide grooves 57, 58 formed in the lid opening plate 59 are engaged with the pins 55, 56 to move the lid opening plate 59 in the vertical direction. It can be raised and lowered.

The lever 62 has a pin 67 on the inlet side and a pin on the back side in the length direction.
63 is fixed and has a longitudinally intermediate portion pivotally attached to the cam plate 14 by a pin 61.

The hole 59b opened in the lid opening plate 59 is fitted to the pin 63 on the back side of the lever 62, and the spring 60 stretched between the upper portion of the lid opening plate 59 and the pin 56 lowers the lid opening plate 59. Urged to.

At the position where the cam pin 13 has reached near the inner side of the horizontal portion C ₁ of the cam groove C (the upper end portion of the vertical portion C ₂ ) (the cassette 7 is directly above the reproducing device R), the lid 46 of the cassette 7 is The engaging portion 59a of the lid opening plate 59 is located just below the front lower part of the.

When the cassette container 6 descends from the position where the cassette 7 is right above the reproducing device R, the slide plate 12 moves to the lever 62.
The lever 62 rotates counterclockwise in FIG. 2 to abut the pin 67 on the inlet side of the lid and push down the pin 67, so that the lid opening plate is opened.
59 rises, the engaging portion 59a engages with the lower front portion of the lid 46 of the cassette 7 from below, and the lid 46 is opened upward by the raising of the engaging portion 59a.

When the raising operation of the engaging portion 59a is added to the lowering operation of the cassette 7, the lid 46 is fully opened when the cassette 7 is slightly lowered.

When the cam pin 13 is located at the inlet side of the horizontal portion C ₁ of the cam groove C and the cassette container 6 is located at the most inlet side, the slider 47 of the cassette 7 is manually inserted by the cassette 47. The slider 47 of the cassette 7 is engaged with the bottom plate 66 of the cassette container 6 by the cassette hold mechanism G described below, and the cassette 7 is opened by further pushing the cassette 7 further inward.

That is, the slider 66 is attached to the bottom plate 66 of the cassette container 6.
Guide portions 77, 77 which can be fitted into the left and right grooves 48, 48 of the cassette 47 are provided in a protruding manner, and the slider 47 of the cassette 7 is provided on the rear side of the bottom plate 66 through the notch 80 of the lid 46 of the inserted cassette 7. Front engaging pieces 78, 78 that are locked to the tip of the.

Provided on the cassette container 6 are upper engaging pieces 79, 79 adapted to engage with the upper surface of the front portion of the cassette 7 in the pushed state.
Left and right side plates that guide the left and right of the inserted cassette 7
68 and 68 are erected from the bottom plate 66.

The cassette holding mechanism G for holding the cassette 7 inserted in the cassette container 6 has a groove 81 in the upper front part of the cassette 7.
Grip plate 70 having a grip 71 elastically fitted to
And the left and right lock bodies 75, 7 having the lock pin 117 that elastically engages with the lock groove 12b formed in the slide plate 12.
5 and a hold guide 102 that elastically pushes the grip plate 70 downward via the pin 19.

That is, the grip plate 70 has a grip 71 on the back arm 70a.
The shaft 73 that is pivotally supported by the pin 72 and is inserted into the inlet side of the upright portion 70b of the grip plate 70 is loosely inserted into the notches 68a on the inlet side of the left and right side plates 68 of the cassette container 6, and the left and right sides of the shaft 73 are Rollers 74, 74 capable of rolling contact with the upper surface of the cassette 7 inserted into the cassette container 6 are loosely fitted in the portion.

The left and right lock bodies 75, 75 are loosely inserted in the shaft 69, and the shaft 69 is loosely inserted in the notches 68b in the upper portions of the left and right side plates 68 of the cassette container 6 so that the lock body 75 is attached to the upper edge of the slide plate 12. A lock pin 117 that can be engaged with the formed lock groove 12a is provided. In this state, the lock bodies 75, 75 are on the upper surface of the grip plate 70.

The lock body 75 is urged downward by a torque spring 76 whose ends are locked to the upper surface of the grip plate 70 and the lock body 75.

The hold guide 102 (shown by the dotted line in FIG. 2) has
Vertical grooves 102a and 102a and pins 104 and 104 are provided on the guide groove 107, the inlet side and the inner side, respectively. The inner side of the guide groove 107 is a horizontal portion 107a, and the inlet side is an inclined portion 107b. Is formed.

Pins 103, 103 are fixed to the slide plate 12, the vertical grooves 102a, 102a of the hold guide 102 are loosely fitted to the pins 103, 103, and the lower surface of the pin 105 fixed to the slide plate 12 is Between the upper surface of the pins 104 of the hold guide 102, the upper surface of the spring 104,
The spring 106 urges the hold guide 102 downward with respect to the slide plate 12.

With the above configuration, since the guide pin 19 of the cassette container 6 is fitted into the inclined portion 107b at the insertion position, the spring
The push-down force of 106 does not apply to the pin 19, and the grip plate 7
0 and the grip 71 are at the highest position farthest from the bottom plate 66, and the operation of inserting the cassette 7 or the cassette 7 that has been inserted (the grip 71 is the groove 81 at the upper front of the cassette 7).
(Not fitted to) is performed without resistance.

Further, when the cassette 7 is not inserted at the insertion position, the lock body is urged downward by the torque spring 76.
The lock pin 117 of 75 is engaged with the lock groove 12a formed in the upper edge of the slide plate 12.

When the cassette 7 is manually inserted into the cassette container 6 at the insertion position, the left and right sides of the cassette 7 are guided by the left and right side plates 68, 68 of the cassette container 6 and the left and right guide portions 77, 77 of the bottom plate 66 of the cassette container 6. The left and right grooves 48, 48 of the slider 47 are engaged with the notches 80, 80 of the lid 46 of the cassette 7.
Passes through the front engaging pieces 78, 78 of the bottom plate 66 of the cassette container 6, and the front end of the slider 47 is locked to the front engaging pieces 78, 78.

If the cassette 7 is pushed inward after this insertion operation,
Since the slider 47 remains stationary with respect to the cassette container 6 after this, when the cassette 7 is moved to the back side by the pushing operation, the slider 47 is moved relative to the cassette 7 and opened, and the upper engagement is performed. The upper front surface of the cassette 7 passes under the pieces 79, 79.

Further, the lock body 75 is rotated upward by the upper surface of the inserted cassette 7, and the lock pin 117 of the lock body 75 is disengaged upward from the lock groove 12a of the slide plate 12.

When the slider 47 is fully opened, the rear end of the slider 47 contacts the end of the cassette 7, and thereafter the cassette 7 is closed.
Along with this, the cassette container 6 moves a little to the back side (the loading motor 8 is still stopped, but the pin 39 attached to the gear 38 and the arc groove 40 of the gear 41 allow the gears on the loading motor 8 side to move freely. 38 remains stopped,
The gear 41 on the cassette container 6 side rotates.

By the movement of the set container 6 to the back side, the pin 19 of the cassette container 6 enters the horizontal portion 107a from the inclined portion 107b, and the pressing force by the spring 106 is applied to the horizontal portion 107a.
Since the plate 101 moves downward, the grip plate 70 and the grip 71 also move downward, and the grip 71 fits into the groove 81 in the front upper part of the cassette 7 and biases the pin 19. Spring
The grip 71 holds the cassette 7 by the action of the elasticity of 106.
The cassette container 6 is elastically pressed and held.

In this holding state, the cassette 7 is pressed by the grip 71 with which the front upper groove 81 is fitted, and the left and right of the rear upper surface are pressed by the rollers 74, 74 of the grip plate 70. Left and right rollers 74, 3 of 74
The points firmly hold the cassette 7 in the cassette container 6.

When the cassette 7 is in the holding state, the starting switch 108 shown in FIG. 17 is actuated and the loading motor 8 rotates in the loading direction.

The cassette container 6 is provided with a cassette ejection device which is held by the cassette container 6 and ejects the cassette 7 from the cassette container 6 in the vicinity of the insertion position during the next unloading operation.
This will be described with reference to FIGS. 14 to 17.

As shown in FIG. 14, the upper plate 4 is provided with grooves 85 from the inlet side toward the inner side, and the pins 86 and 87 fixed to the discharge body 88 are formed in the grooves.
The discharge body 88 is loosely fitted in the upper plate 4, and is guided by the groove 85 on the rear surface side of the upper plate 4 so as to be movable.

As shown in FIG. 16, the ejector 88 includes a ceiling plate 89 and left and right spring plates 90 which are formed to hang down from the ceiling plate 89 and are formed at right angles to the loading direction so as to come into contact with the front surface of the lid 46 of the cassette 7. It is composed of 90 and.

When the cassette 7 is held by the cassette holding mechanism G as described above, the spring plates 90, 90 make a slight elastic contact with the front surface of the lid 46 of the cassette 7 to push the cassette 7 slightly toward the inlet side. Since it works, it is effective for holding the cassette 7 in the cassette container 6 without rattling.

One end 91a of the torque spring 91 is locked to the pin 87, and the other end 91b of the torque spring 91 is locked to the pin 92 fixed to the upper plate 4. In FIGS. 14 and 15, the torque spring 91 is elastically biased around its coiled portion 91c at one end 91a in the clockwise direction and in the other end 91b in the counterclockwise direction.

As a result, when the cassette 7 is inserted into the cassette container 6 as shown in FIG. 14 (inserted from the left side in the above figure),
One end portion 91a of the torque spring 91 pushes the discharge body 88 in the discharge direction (inlet side) opposite to the insertion direction.

On the other hand, when the cassette 7 is located near the reproducing device R (not shown) (above the reproducing position), the one end portion 91a of the torque spring 91 is inserted in the inserting direction (the rear side) of the ejecting body 88 as shown in FIG. ) Is pushing towards.

In this way, the space between the insertion position and the position above the playback position is
When 88 moves, the elastic direction of the torque spring 91 reverses.
This reversing operation is performed by pushing the ejecting body 88 by the cassette 7 to move the one end portion 91a side of the torque spring 91 during the loading operation from the insertion position to the position above the reproduction position. During the unloading operation from above the position toward the insertion position, the traction body 94 locked to the pin 93 fixed to the grip plate 70 has one spring plate.
This is done by pulling 90 from above the playback position towards the insertion position.

That is, when the towing hook needle 94 is loosely inserted into the hole formed in one spring plate 90 of the discharging body 88 and the discharging body 88 is biased to the back side as shown in FIG. 15, the hook portion of the towing body 94 is pulled. 94a engages with the spring plate 90, and when the discharge body 88 is biased toward the inlet side as shown in FIG. 14, the hook portion 94a of the towing body 94 is set so as not to engage with the spring plate 90. Has been done.

With this structure, when the cassette is inserted into the cassette container 6 located at the insertion position and then the cassette 7 is pushed by hand, the front portion of the lid 46 of the cassette 7 is the spring plate of the discharge body 88.
90, 90 elastically abuts.

The cassette 7 is corrected to a predetermined posture perpendicular to the loading operation direction by the spring plates 90, 90, and when the cassette 7 is set in the reproducing apparatus R, the tape of the cassette 7 is correctly set in the reproducing apparatus R.

As described above, since the ejector 88 provided for ejecting the cassette 7 is used, the posture of the cassette 7 can be easily corrected without requiring a separate dedicated member.

Then, the ejection member 88 in which the spring plates 90, 90 are in contact with the lid 46 in this way is pushed into the cassette container 6 by the pushing operation.
Is moved to the back side, and the hook portion 94a of the towing body 94 remains not engaged with the spring plate 90 during this time.

When the cassette 7 is in the push-in holding state shown in FIG. 17, the loading motor 8 is activated by the operation of the start switch 108 to perform the loading operation, and the cassette container 6 is loaded by the loading drive mechanism 9.

During this time, the cassette 7 is pushing the ejector 88 to the back side,
Then, when it reaches a predetermined position before the position of FIG. 15 (above the reproduction position), the elastic direction of the torque spring 91 is reversed.

By this reversal, the discharge body 88 moves vigorously to the back side, the pin 87 abuts on the back side end edge of the groove 85, and the spring plate 90 of the discharge body 88,
90 is slightly separated from the lid 46 of the cassette 7, and the hook portion 94a of the traction body 94 engages with the spring plate 90.

On the other hand, in the unloading operation, the loading drive mechanism 9 drives the cassette container 6 and the cassette 7 together.
Moves up from the playback position to reach the position shown in Fig. 15, and then moves horizontally toward the entrance side.

The hook portion 94a of the towing hook 94 is engaged with the spring plate 90,
The traction body 94 moves to the inlet side together with the cassette container 6, and the discharge body 88 moves to the inlet side.

When the discharging body 88 reaches a position (predetermined position) slightly closer to the inlet side from just above the regeneration position as the movement proceeds, the torque spring 91
The elastic force direction of the ejector is reversed, and the one end portion 91a of the torque spring 91 pushes the ejector 88 in the ejecting direction (inlet side),
88 pushes the cassette 7 toward the entrance side with vigor.

This pushing action is performed vigorously by the reversal of the elastic direction of the torque spring 91, so that the cassette container 6 moves to the inlet side and the guide pin 19 causes the horizontal portion 1 of the guide groove 107.
The elastic force that holds the cassette 7 from the 07a by penetrating the inclined portion 107b is weakened, and the grip 71 elastically engaged with the groove 81 in the upper front part of the cassette 7 is removed to remove the grip plate 70.
Rotates upward, the left and right rollers 74, 74 roll on the left and right rear portions of the cassette 7, and the cassette 7 is ejected from the cassette container 6 without difficulty.

The urging direction reversing operation of the torque spring 91 is interlocked with the moving operation of the cassette holding mechanism G, so that the discharge operation timing of the cassette 7 from the cassette container 6 is accurate.

Along with this ejecting operation, the slider 47 of the cassette 7 is closed by a spring incorporated therein.

(Effect of the Invention) As described above, according to the present invention, when the cassette 7 is pushed into the cassette container 6, the grip 71 elastically engages with the groove 81 in the front upper part of the cassette 7, and the cassette 7 is inserted into the cassette container 6. Positioned in place, left and right rollers 74, 74
Elastically pushes the left and right rear portions of the cassette 7 so that the cassette 7 is elastically held by the cassette container 6 at a predetermined position without rattling, and the cassette 7 can sufficiently withstand vibration of the vehicle when it is mounted on a vehicle. ing.

When a force is applied to the held cassette 7 in the direction opposite to the pushing direction, the grip 71 elastically engaged with the groove 81 in the upper front portion of the cassette 7 is removed, and the grip plate 70 is removed.
Rotates upward, the left and right rollers 74, 74 roll left and right of the rear portion of the cassette 7, and the cassette 7 can be easily removed from the cassette container 6.

[Brief description of drawings]

Each drawing shows an embodiment of the present invention. FIG. 1 is an overall plan view of the apparatus, FIGS. 2 and 7 are side views of main parts in respective operating states, and FIG. FIG. 4 is a side view of a main part of the cassette container in a holding state, FIG. 4 is a perspective view of the main part showing a supporting state of the cassette container, FIG. 5 is a plan view of the cassette container, and FIG. 6 is a front view of FIG. 8 and 9 are side views of the left and right side plates, FIG. 9 is a plan view of the cassette holding mechanism, and FIGS. 10 and 11 are side views of essential parts of the cassette holding mechanism in respective operating states. FIG. 12 is a perspective view of a cassette used in the present invention, FIG. 13 is a rear perspective view of the cassette, and FIGS. 14, 15 and 17 are schematic views of the ejector in respective operating states. 16 is a side view of FIG. 14, FIG. 18 is an exploded perspective view of main components of the apparatus, FIG.
FIG. 19 is a perspective view of an essential part of FIG. 2, and FIG. 20 is a side view of an essential part of FIG. 6 ... Cassette container, 7 ... Cassette, 70 ... Grip plate, 71 ... Grip, 74 ... Roller, 81 ... Groove, R
...... Playback device, G …… Cassette hold mechanism

Claims (1)

[Scope of utility model registration request] 1. A tape cassette loading device in which a cassette pushed into a cassette container at an insertion position is loaded with a cassette container in a reproducing device and an unloading operation from the reproducing device to an insertion position is performed. As a cassette holding mechanism for holding the pushed cassette at a predetermined position of the cassette container, a grip plate pivotally supported by the cassette container and elastically biased downward, and a groove on the front upper part of the cassette in the held state are provided. A tape cassette loading device comprising: a grip provided on a grip plate so as to elastically engage with each other; and left and right rollers provided on the grip plate so as to elastically push down the left and right rear portions of the cassette.