JPH0980628A - Film cartridge holding device and equipment with film cartridge holding device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make engagement with a feeding fork and the like sufficient at the time of drop-charging film cartridge into a cartridge holder, and facilitate pressing of a magnetic head to a magnetic storage part of a film and the release of pressing. SOLUTION: A film cartridge holding means 30 with film cartridge holding parts 30a axially charged with film cartridges K is rotatory-driven and moved in regular order into a film feed position, and the film cartridge holding means 30 is moved between the outside and inside of an image reproducing device, for instance. In such constitution, a fork 5 and a shading door opening/closing engaging shaft 33 respectively engaged with a spool shaft of the film cartridge K and an opening/closing shaft of a shading door to transmit torque are moved along an axial direction between an engaging position and a non-engaging position, and a pressing member is movable in relation to a magnetic head.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a film cartridge holding device and a device having the film cartridge holding device.

[0002]

2. Description of the Related Art Conventionally, there has been proposed a film image reproducing apparatus which reproduces the film image by picking up an image of a developed film, converting it into a video signal, and guiding this video signal to a monitor TV. 4-501490).

A new type of film cartridge is disclosed in US Pat. Nos. 4,841,319, 4,938,429, and 496.
No. 5627 and the like. In this film cartridge, the film is fed from the film outlet in accordance with the rotation of the film supply spool in the film cartridge, and the film cartridge main body is wound up to the leading end of the film to open / close the film outlet. It has such a light-shielding door, and further has a magnetic storage unit capable of recording shooting information and the like on the film.

A developed film is stored in a film cartridge of this type, and the film cartridge is loaded to convert the image of the developed film into a video signal, and the video signal is guided to a monitor TV to reproduce an image. A film image reproducing apparatus suitable for this has been proposed (JP-A-6-181536).

Further, the present applicant has proposed the following as a film image reproducing apparatus for the purpose of increasing the degree of freedom of the installation place of the apparatus or the degree of freedom of the design shape of the apparatus itself. This is a cartridge chamber 101 in which four film cartridges can be loaded, as shown in FIG.
After the film cartridge K is loaded in the cartridge chamber 101a, the holder tray 102 on which the cartridge holder 101 is placed moves in the direction perpendicular to the axis of the film cartridge K, and the film image reproducing apparatus 100 is provided. It is stored inside.

[0006]

In the film image reproducing apparatus using the above film cartridge, since the spool in the film cartridge is rotationally driven,
It is necessary to engage an engaging means such as a fork with the key groove of the spool. Further, the light-shielding door at the exit of the film provided in the film cartridge is also provided with a hole having an engaging key groove in the same direction as the axial direction of the spool, and the engaging shaft is meshed with this key groove to rotate and drive. The light-blocking door is opened and closed by.

Therefore, when the film cartridge is loaded into the apparatus, the film cartridge is inserted into the cartridge chamber from its axial direction, and the fork protruding from the bottom surface of the cartridge chamber and the engagement shaft for opening and closing the light shielding door (hereinafter referred to as AL
A structure in which a key grooved hole provided in the spool of the film cartridge and a key grooved hole for opening and closing the light-shielding door are engaged with each other to engage the key It is publicly known, and there are many publicly known examples especially in cameras.

However, in such a film cartridge loading method, if the user merely drops the film cartridge from above in the axial direction, as shown in FIG. 18, the fork 103 and the ALL opening / closing shaft 104 become the cartridge K.
When the holder tray 102 is moved toward the main body of the apparatus in the direction of the arrow as it is, the film cartridge K hits the edge 100a of the holder storing portion (amount l). Not only can the film cartridge not be stored in the device, but it can also cause a malfunction.

Further, in order to prevent the fork and the ALL opening / closing shaft from being inserted halfway, it is expected that the user will strongly push the film cartridge downward from above. Therefore, it is necessary to improve the bending strength of the holder tray and to strengthen the holder tray holding structure, which may lead to an increase in the size and cost of the apparatus body.

Furthermore, writing of information in the magnetic storage unit,
A magnetic head for reading and a pad member for pressing the magnetic head against the magnetic storage unit are separated from each other,
It is also necessary to automate the mechanism for pressing.

An object of the first invention of the present application is to ensure a necessary engaging operation by dropping and loading a film cartridge, and to easily separate and press the magnetic head and the pressing pad. It is to provide a film cartridge holding device that can be realized.

A second object of the present invention is to provide a device having a film cartridge holding device that achieves the above-mentioned first object, for example, a camera, a film image reproducing device or a laboratory device. To provide equipment such as.

[0013]

A first structure for achieving the object of the first invention according to the present application has a storage section for writing and / or reading information on a film, A film cartridge holding means having a film cartridge holding portion for holding a film cartridge capable of feeding a film from a film outlet by driving a rotating shaft member, and a pad member for storing a portion of the film fed from the film cartridge. And head means for pressing and pinching by a head member for writing or reading information in the storage section,
A moving means for moving the film cartridge holding means between a loading position where the film cartridge can be loaded in the film cartridge holding portion and a feeding position where the film can be fed, and a rotation shaft member of the film cartridge. An engaging member that engages to transmit a rotational force, an engaging member moving unit that moves the engaging member along an axial direction between an engaging position and a non-engaging position, and a pad of the head unit. A film cartridge holding device, characterized in that it has a pressing release means for pressing and releasing the film by a member and a head member.

A second structure for achieving the object of the first invention according to the present application is to have a storage section for writing and / or reading information on a film and driving a rotary shaft member. A film cartridge holding means having a plurality of film cartridge holding portions for holding a film cartridge capable of feeding a film from a film outlet, and a film cartridge loaded in the plurality of film cartridge holding portions are selectively filmed. A drive unit that is movable to a predetermined position where it can be fed, and a head unit that presses and clamps the storage unit of the film fed from the film cartridge by a pad member and a head member that writes or reads information in the storage unit. And the film cartridge A moving means for moving the film cartridge holding means between a loading position where the film can be fed to the holding portion and a feeding position where the film can be fed, and a rotational force by engaging with a rotation shaft member of the film cartridge. An engaging member that transmits, and an engaging member moving unit that moves the engaging member along an axial direction between an engaging position and a non-engaging position,
In the film cartridge holding device, the pad member of the head means and the pressure releasing means for pressing and releasing the film by the head member are provided.

In each of the above constructions, the engaging member moving means and the pressure releasing means have drive transmission means driven by a common drive source.

The engaging member engages with the film supply spool of the film cartridge to feed the film, and the light shielding member for opening and closing the film entrance and exit of the film cartridge. It is a light blocking member opening / closing member that drives the light blocking member to open and close.

On the other hand, the structure for realizing the second object of the present invention is to arrange the film cartridge holding device having the above structure on the film feeding side of the main body of the apparatus and to wind the film to be fed. An apparatus having a film cartridge holding device characterized in that the film winding means is arranged.

The main body of the apparatus is an image reproducing apparatus having image reading means for reading the developed film stored in the film cartridge by photoelectric conversion means and outputting a video signal, and an undeveloped device stored in the film cartridge. Can be a device for developing the above film or a camera.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION

(First Embodiment) FIGS. 1 to 16 show a first embodiment of the present invention, and FIGS. 1 to 5 show the above-mentioned film cartridge used in the present invention.

1 to 5, reference numeral 1 is a film cartridge exterior portion, 1a is a film exit slot, and 2 is a film exit slot.
Is a film supply spool, and engaging holes 2a having a key groove 2b for engaging a not-shown fork are provided on both side surfaces of the upper surface side and the bottom surface side. Reference numeral 3 is a light-shielding door that shields the film exit slot 1a from light. Reference numeral 3a is a rotary shaft of the light-shielding door 3, and a C-shaped engaging portion 3b is provided at one end thereof. Both the film supply spool 2 and the rotary shaft 3a of the light shielding door 3 are rotatably held by the exterior portion 1 of the film cartridge. Reference numeral 4 is a claw integrally provided on the exterior part 1.
As indicated by the solid line in the cross-sectional view of FIG. 3, the film F stored in the cartridge indicates that it has been developed when it is in the folded state. When not in the state, the film F in the cartridge is undeveloped.

FIG. 4 is a side view showing a state where the light shielding door 3 is closed, and FIG. 5 is a side view showing a state where the light shielding door 3 is opened.
As shown in these figures, the light-shielding door 3 has a rotation range around the rotation shaft 3a by a predetermined angle, and when the light-shielding door 3 is opened, a rotation shaft (to be described later) is provided to the engaging portion 3b. The ALL opening / closing axis) is rotated clockwise. When the film feed spool 2 is rotated clockwise in FIG. 5 when the light-shielding door 3 is open, the film F is fed out from the film exit slot 1a.

Further, as shown in FIG. 1, a magnetic memory portion FJ is provided in the longitudinal direction of the film F at the upper edge in the width direction of the film F corresponding to each frame. In the magnetic storage unit FJ, shooting date and time, screen size (L, H, P), exposure conditions such as shutter speed and aperture value, and shooting information such as title are recorded. Initially, information on each frame is recorded in the magnetic storage unit FJ by the camera at the time of shooting.

FIG. 6 is a block diagram showing the basic structure of the film image reproducing apparatus of this embodiment, and FIG. 7 is an exploded perspective view of the film image reproducing apparatus of this embodiment.

8 to 10 are partial sectional views including the film cartridge 1 of the film image reproducing apparatus of this embodiment. FIG. 8 shows the holder tray protruding from the main body of the apparatus so that the film cartridge can be loaded or unloaded in the axial direction. 9 shows a possible state, FIG. 9 shows a state immediately after the holder tray is pulled into the apparatus main body, and FIG. 10 shows a state in which the film in the film cartridge can be fed.

FIG. 11 is a partial sectional view of the film image reproducing apparatus including the pad and the magnetic head. 12 and 13 are views showing the relationship between the cartridge holder and the holder switch. 14, 15 and 16 are timing charts showing the operation of each mechanism of the motor.

In the film image reproducing apparatus described in this embodiment, the cable is connected to the monitor TV, and the monitor T
The image on the developed film is reproduced on the screen above V.

First, the operation of the control system of the basic structure of the film image reproducing apparatus will be described with reference to FIG.

Reference numeral 5 denotes a fork, which can be engaged with the film supply spool 2 of the film cartridge K described above, and the film F is fed and rewound by rotating with the fork 5 engaged. Reference numeral 6 denotes an ALL opening / closing shaft, which can be engaged with the light blocking door 3 of the film cartridge K described above, and the light blocking door 3 is opened / closed by rotating with the ALL opening / closing shaft engaged.

A take-up spool 7 for taking up the film F is rotatably supported in a spool chamber 8a formed integrally with the main body 8 and is connected to a film supply gear train (not shown). Further, the main body 8 is formed with an aperture opening 8b for exposing the screen on the developed film. Reference numeral 9 denotes a film pressure plate which prevents the thin film F from corrugating in order to secure the flatness between the film F and the film sliding surface of the main body 8 and also has a role of regulating the position on the lens optical axis described later. There is. The film pressure plate 9 is provided with an opening having a size corresponding to the screen on the film. An image pickup lens barrel 10 holds an optical system 11, and also holds an image pickup element 12 such as a CCD on a flange portion 10a of the lens barrel. A light source 13 is composed of a surface-emitting type fluorescent lamp or a light-emitting body such as a xenon tube and irradiates the film F fed from the film cartridge K with light.

Therefore, the light source 13 projects the light onto the screen on the developed film F, and the transmitted light is guided through the aperture opening 8b of the main body 8 and further through the optical system 11 onto the image pickup element 12. It is configured to form an image.

Reference numeral 14 denotes a first magnetic head, which is arranged at a position facing the magnetic storage portion FJ of the film F and reads the photographing information of each frame recorded in the magnetic storage portion FJ during film feeding. is there. Reference numeral 15 denotes a second magnetic head, which is also arranged at a position facing the magnetic storage portion FJ of the film F and records new information in the magnetic storage portion FJ during film feeding.

Reference numeral 16 is a control circuit including a microcomputer for controlling the entire sequence, 17 is a light source drive circuit for driving the light source 13, 18 is an image processing signal circuit, and CC
The result of capturing an image on the film F by the image sensor 12 such as D is converted into a video signal. Reference numeral 19 is a first motor, and 20 is a transmission mechanism including a gear and the like.
Is transmitted to the fork 5 via the transmission mechanism 20. Two
Reference numeral 1 is a fork drive circuit that drives the first motor 19. Reference numeral 22 is a second motor, and 23 is a transmission mechanism including a gear and the like. The transmission mechanism 22 transmits the output of the second motor 22 to the film winding spool 7. Reference numeral 24 is a spool drive circuit that drives the second motor 22.

In the above structure, the spool drive circuit 24 is controlled according to the control signal from the control circuit 16,
The motor 22 is driven to rotate the film take-up spool 7 via the transmission mechanism 23 to wind the film F. For indexing one frame of the film, the position of the perforation provided at a predetermined position of each frame of the film F is detected by the film position detecting means 25 such as a combination of the light projecting means and the light receiving means such as SPC, and the film winding stop control is performed. Do. When the image on the film F is set at a position facing the aperture opening 8b of the main body 8, the light source 11 is turned on through the light source drive circuit 17 according to the control signal from the control circuit 16. The light that irradiates the image on the film F is guided to the image sensor 10 through the optical system 9. The image signal processing circuit 18 receives the image pickup result of the image pickup device 10, converts it into a video signal, and reproduces the image on the screen of the monitor TV through the cable.

On the other hand, the information reading section 26 reads the information recorded in the magnetic storage section FJ on the film by the first magnetic head 14 in association with the film winding operation, and the information writing section 27 reads the information. The information set by the input unit 28 is transferred to the magnetic storage unit FJ in the second magnetic head 15
Write by.

Accordingly, the film is successively wound to reproduce the image, and at the same time, while observing the image being reproduced, the old information in the magnetic storage unit FJ and the new information are erased for the purpose of changing or adding information to the image. Can be written.

When the film is rewound according to the user's will, a control signal is output from the control circuit 16 in response to the operation of the operation panel (not shown), and the fork is accordingly sent. The drive circuit 21 is controlled to control the first motor 19
Is driven to rotate the fork 5 via the transmission mechanism 20 to rewind the film F.

Next, the structure of the film image reproducing apparatus of this embodiment will be described with reference to FIGS.

A cartridge holder 30 has a cartridge chamber 30a capable of accommodating four film cartridges.
Is provided. Reference numeral 30b denotes a gear integrally provided on the outer periphery of the cartridge holder 30, which is connected to a gear train (not shown) and is connected to the motor M1. Reference numeral 31 denotes a holder tray, which integrally has a shaft 31a, and the cartridge holder 30 is rotatably held on the holder tray 31 about the shaft 31a. Also, the holder tray 31
Is provided with two guide shafts 31b on the bottom surface thereof. The guide shafts 31b are slidably fitted in the guide groove holes of the main plate (not shown), and the holder tray 31 protrudes from the device body and the device body. It is held so that it can move in translation between the positions stored inside.

Reference numeral 32 is a holder switch, which is the first of the two series.
It is composed of two switches, a contact piece 32a and a second contact piece 32b. The four protrusions 30c provided on the cylindrical side surface of the cartridge holder 30 press the first contact piece 32a to turn it on, thereby detecting the rotational position of the cartridge holder 30 and setting the cartridge holder 30 to the film of the film cartridge K. Stop rotation at a position where it can be fed. Further, the one convex portion 30d provided on the cylindrical side surface of the cartridge holder 30 is provided at a height different from that of the four convex portions 30c in the rotation axis direction.
0d presses the second contact piece 32b to turn it on to detect the rotational position of the cartridge holder 30, and a switch for always specifying the position of the cartridge holder 30 when the holder tray 31 protrudes from the apparatus main body. is there.

33 is an ALL opening / closing shaft (ALL in FIG. 6)
It is a component having the same role as the flattening shaft 6) and is provided for each of the four cartridge chambers 30a, and is rotatably fitted in the holes 30e on the bottom surface of the cartridge chamber 30a. A key is integrally provided on the tip end engaging shaft 33a of the ALL opening / closing shaft 33, and these are configured to be engageable with the light-shielding door rotating shaft of the film cartridge K described above.

Further, the ALL opening / closing shaft 33 is integrally provided with arms 33b and 33c extending in the radial direction.
The arm 34a of the ALL drive lever 34 is provided between b and 33c.
Is arranged, and receives a force for rotating the ALL opening / closing shaft 33 by being pushed by the arm portion 34a in accordance with the rotation of the ALL drive lever 34. The ALL drive lever 34 is given a turning force by the motor M2 via the gear train.
The toggle spring 35 is hooked on the arm portion 33d of the ALL opening / closing shaft 33, and a force acts on both ends in the turning direction of the ALL opening / closing shaft 33 to shield light when the ALL opening / closing shaft is engaged with the film cartridge K. Ensures the door 3 is in a fully open position and a fully closed position.

Reference numeral 36 is a compression spring for pressing the cam contact portion 33e of the ALL opening / closing shaft against the cam surfaces (31c, 31d, 31e, 31f) provided on the holder tray 31. The ALL opening / closing shaft 33 is prevented from coming off by a pressing plate 37 which is screwed to the cartridge holder. Reference numeral 5 is a fork, which integrally has a key 5a. Reference numeral 38 denotes a fork gear that holds the fork 5 such that the fork 5 can be moved by a small amount in the axial direction (vertical direction) and the rotation is stopped. Further, the compression spring 39 is connected to the fork gear 38.
And the fork 5 are urged so as to be separated in the axial direction. This is for the fork 5 to engage with and axially support the film supply spool 2 without being affected by variations in the length of the film supply spool 2 of the film cartridge K. The fork gear 38 is connected to the motor M3 via the gear train 38a.

Reference numeral 40 is a fork receiving plate, 41 is a fork lifting cam gear, and 42 is an upper cam ring. The lower cam surface 41 is provided at three locations inside the fork lifting cam gear 41.
When the cam gear 41 and the cam ring 42 are integrally combined with each other, the cam groove is formed by the pair of opposing cam surfaces 41a and 42a. The fork lift cam gear 41 is rotatably fitted and held in a hole 8c provided in the upper surface of the main body 8.

The fork gear 38 is rotatably fitted and held in the hole 40a of the fork receiving plate 40. The three pins 40b are cam followers fitted into the cam grooves, and the three cutouts 40c are slidably fitted to the three straight keys 43a provided integrally with the upper plate 43. It is a guide part. That is, as the fork lift cam gear 41 forming the cam groove is rotated, the fork receiving plate 40 guided straight forward moves up and down together with the fork gear 38 containing the fork 5.

A gear portion 41b provided on the outer periphery of the fork lift cam gear 41 is connected to a gear train described later and is rotationally driven by the second motor M2. 44 is a claw detecting contact piece,
Reference numeral 45 is a cart presence / absence detecting contact piece, and 46 is a GND contact piece.
The claw detecting contact piece 44 is a switch for detecting whether or not the claw 4 of the film cartridge is broken. When a cartridge containing an undeveloped film is loaded, the tip of the claw detecting contact piece 44 is broken. When the pawl 4 is broken, it is judged that the cartridge 4 is a non-developed film cartridge. The leading end enters the hole portion of the broken nail and does not come into contact with the GND contact piece 46, and thus it is determined that the developed film cartridge. The tip of the cart presence / absence detecting contact piece 45 faces the outer shape of the film cartridge, and if there is a film cartridge, the GND contact piece 4 is provided.
6 and the absence of the GND contact piece 46 if there is not, the absence of the film cartridge is determined.

The claw detecting contact piece 44, the cart presence / absence detecting contact piece 45, and the GND contact piece 46 are sandwiched by insulating plates and fixed to the fork receiving plate 40 with screws. Reference numeral 47 is an exterior cover, and 48 is a lid that covers the opening and exit of the holder tray 31.
It opens and closes in conjunction with the comings and goings.

Reference numeral 49 denotes a step gear connected to the second motor M2,
Reference numeral 50 denotes a step gear that meshes with the step gear 49, and integrally rotates via the ALL drive lever 34 and the connecting shaft 51.
Reference numeral 52 denotes an idler gear, which meshes with the stage gear 50 and meshes with the gear portion 41b of the fork lift cam gear 41. 53 is an idler gear that meshes with the step gear 50, 5
4 is a cam gear which meshes with the idler gear 53, and a cam portion 5
4a is integrally provided.

A magnetic head 55 (see FIG. 11) is fixed to the pressure plate 9. Reference numeral 56 denotes a pad, which is fitted in the concave portion of the main body 8 with the compression spring 57 interposed therebetween, is held so as to be movable in the direction orthogonal to the film surface, and after the film is fed out, the magnetic storage portion FJ of the film F is stored. It has a force to press the existing range against the magnetic head 55. Further, the claw portion 56a of the pad 56 has a hole 58a in the pad moving plate 58.
Is engaged. A pin 58b is integrally provided on the pad moving plate 58, and the pin 58b is provided on the cam portion 5 of the cam gear 54.
The pad moving plate 58 is driven by moving by contacting with 4a. A guide hole 58c is provided in the pad moving plate 58, and the guide hole 58c is slidably fitted in two shafts 8d formed in the main body 8. The movement direction of the pad moving plate 58 is a direction orthogonal to the film surface, and the pad 56 is configured to be retractable from the passing range of the film F against the force of the compression spring 57.

In the above structure, the fork 5 is lifted and lowered,
The rotation of the ALL opening / closing shaft 33 and the movement of the pad 56 are driven by one second motor M2.

Next, the engagement operation of the ALL opening / closing shaft and the ascending / descending operation of the fork in the film image reproducing apparatus of this embodiment will be described.

As shown in FIG. 8, the film cartridge K is loaded by the user in the axial direction (indicated by the white arrow) of the film cartridge K when the lid 48 is opened and the holder tray 31 is projected from the main body of the apparatus. It is carried out by dropping it into the cartridge chamber 30a.
The position in the rotation direction of the cartridge holder 30 at this time is shown in FIG. Further, in FIG. 12, the cartridge holder 3
Although the relationship between 0 and the second contact piece 32b of the holder switch is also shown, at this position, the holder tray 31 is rotated and stopped immediately before protruding from the main body of the apparatus.

That is, when the protrusion operation of the holder tray 31 is performed, first, the cartridge holder 30 is moved to the first motor M.
When the cartridge holder 30 is rotated by the drive of No. 1, one convex portion 30d provided on the cartridge holder 30 is attached to the second contact piece 3 as shown in FIG.
2b is pressed and stopped at a position where it is turned on, and subsequently the holder tray 31 is projected. Therefore, when the holder tray 31 projects from the apparatus main body, the rotational direction position of the cartridge holder 30 is always specified.
With this, the user can easily determine which of the four film cartridges can be fed when loading (loading) four film cartridges and sequentially displaying (reading) the film cartridges. Can judge.

As shown in FIG. 8, the holder tray 31
When all are protruding, the four ALL opening / closing shafts 33 are springs 3.
The spring force of 6 lowers the cartridge chamber 30a from the bottom surface to the retracted position, so that the film cartridge K can be dropped into the cartridge chamber 30a and loaded without being caught. That is, when the cartridge holder 30 is at the position shown in FIG.
This is because the cam contact portion 33e of the opening / closing shaft 33 is in contact with the lower surface 31c of the cam surfaces of the holder tray 31.

Next, after loading the film cartridge K, the holder tray 3 is operated by operating an operation panel (not shown).
1 moves toward the main body of the apparatus and is stored therein, and then the cartridge holder 30 is rotated and, as shown in FIG.
As the cartridge holder 30 rotates, the protrusion 30
By turning on the first contact piece 32a of the holder switch 32, the rotation of the cartridge holder 30 is stopped. In this state, the film cartridge A is in a position where the film feeding operation can be performed in preparation for the display (reading) of the film image, and the other film cartridges B,
C and D are in the film feeding non-operating position.

That is, in the ALL opening / closing shaft 33 provided in the cartridge chamber 30a in which the film cartridge A is loaded, the cam contact portion 33e moves from the cam surface 31c of the holder tray to the inclined surface 31d in accordance with the rotation of the cartridge holder 30. Ascending, coming into contact with the high surface 31e, and as shown in FIG. 9, the engaging shaft 33a engages with the rotating shaft engaging portion 3b of the light shielding door 3 of the film cartridge K.

The cartridge holder 30 is used to replace the film cartridge displayed (read) from this state.
13 is rotated, the film cartridge 8 in FIG. 13 reaches a position where the film can be fed. The ALL that was engaged with the film cartridge A according to this rotation
The cam contact portion 33e of the opening / closing shaft 33 comes into contact with the lower surface 31c of the holder tray, which is lower than the cam surface 31e of the cam surface 31e, and the engagement shaft 33a is disengaged from the film cartridge. At the same time as this operation, the ALL opening / closing shaft 33 is engaged with the film cartridge 8 in the same manner as described above.

When the second motor M2 is driven and the fork lift gear 41 rotates following the state of FIG. 9, the cam surface 41a of the fork lift cam gear 41 and the upper cam ring 4 are rotated.
The pin 4 along the cam groove formed by the second cam surface 42a
0b moves downward, whereby the fork receiving plate 40 moves downward together with the fork gear 38 having the fork 5 therein. And the fork 5 is, as shown in FIG.
When the key 5a of the fork 5 and the key groove 2b of the film supply spool 2 are engaged with each other by engaging with the engagement hole 2a of the film supply spool 2 of the film cartridge K, the film can be fed out.

Further, the claw detecting contact piece 44 fixed to the fork receiving plate 40, the cart presence / absence detecting contact piece 45, and the GND contact piece 4
6 descends together with the fork receiving plate 40, and detects the presence or absence of the film cartridge K and the broken state of the nail. if,
When it is detected that the film cartridge K is not loaded, the fork is immediately moved upward to rotate the cartridge holder 30 and drive another cartridge chamber to the film feeding operation position. Alternatively, if it is detected that the undeveloped film cartridge K is loaded, it is possible to notify the user by displaying, for example, on the monitor TV that the undeveloped film is loaded before sending out the film. it can.

The feeding and rewinding of the film are performed by driving the third motor M3. Since the fork gear 38 moves up and down together with the fork receiving plate 40, the gear train 38
The gear that meshes with the fork gear 38 of a is shown in FIG.
As shown in (4), the fork gear 38 has such a length that the mesh is not disengaged regardless of the vertical position.

Next, the opening / closing operation of the light-shielding door of the film cartridge and the movement operation of the pad in the film image reproducing apparatus of this embodiment will be described.

As described above, when the second motor M2 is driven while the engaging shaft 33a of the ALL opening / closing shaft 33 is engaged with the rotary shaft engaging portion 3b of the light-shielding door 3 of the film cartridge K, first, the fork is forked. The receiving plate 40 moves downward together with the fork gear 38 containing the fork 5, and the fork 5 engages with the engagement hole 2a of the film supply spool 2 of the film cartridge K.

As shown in the timing chart of FIG. 14, the fork 5 moves after the second motor M2 starts rotating.
The ALL drive lever 34 and the cam gear 54 rotate even before the engagement of the ALL drive lever 3 with the engagement hole 2a.
The arm portion 34a of No. 4 does not rotate to a position where it engages with the arm portion 33b of the ALL rotation shaft 33. Further, the cam portion 54a of the cam gear 54 and the pin 58b of the pad moving plate 58 are not in contact with each other, so that the pad moving plate 58 is also not moving.

Then, when the second motor M2 continues to rotate in the same direction, the arm portion 34a of the ALL drive lever 34 is next moved.
Engages with the arm portion 33b of the ALL rotation shaft 33 and rotates the ALL rotation shaft 33 against the biasing force of the toggle spring 35 to open the light blocking door 3 of the film cartridge K. Then, the toggle spring 35 causes the light-shielding door 3 to move by the biasing force reversed from the above.
When the ALL drive lever 34 is continuously rotated, the arm portion 34a and the arm portion 33b of the ALL rotation shaft 33 are disengaged from each other.

When the second motor M2 continues to rotate in the same direction, the cam portion 54a of the cam gear 54 comes into contact with the pin 58b of the pad moving plate 58, and the pad moving plate 58 is moved.
To move. That is, the pad 56 moves in a direction away from the magnetic head 55 according to the movement of the pad moving plate 58.
Then, when the pad 56 is retracted from the passage range of the film F, the switch (not shown) that detects the completion of the movement turns off the power supply to the second motor M2.

In this state, the film F can be fed out from the film cartridge K, and the film F is fed out in accordance with the rotation of the fork 5 by the positive energization of the third motor M3. When the feeding of the film F by a predetermined amount is completed, the second motor M2 is energized in the direction opposite to the previous direction, the pin 57b moves along the cam portion 54a of the cam gear 54, and the pad 56 is magnetically stored in the film F. Department FJ
Is pressed against the magnetic head 55.

Then, as shown in the timing chart of FIG. 15, the power to the second motor M2 is turned off by the action of the switch (not shown) that detects the completion of the movement of the pad 56 in the pressing direction. Of course, at this time, the light-shielding door 3 of the film cartridge K is in an open state,
The fork 5 maintains the engaged state. After that film F
By rotating the spool 7 by rotating the spool 7, the film image is displayed (read) one frame at a time, and the information in the magnetic storage unit FJ is read or written.

When the display (reading) of one film cartridge K is completed, the film F is rewound by the reverse rotation of the fork 5 by the reverse energization of the third motor M3. Also during this film rewinding, it is preferable that the pad 56 be in a retracted state from the film passing range. Prior to rewinding, the second motor M2 is positively energized and the pad 56 is in the retracted position.

After the rewinding is completed, as shown in the timing chart of FIG. 16, the pad 56 is moved toward the magnetic head 55 by the rotation of the second motor M2 by the reverse energization. Next, the arm 3 of the ALL drive lever 34
4a engages with the arm portion 33c of the ALL rotation shaft 33, reverses the ALL rotation shaft 33 against the biasing force of the toggle spring 35, and closes the light blocking door 3 of the film cartridge K. Then, the closed state of the light-shielding door 3 is guaranteed by the reversed biasing force of the toggle spring 35, and the continuation of the rotation of the ALL drive lever 34 causes the arm portion 34 a and the arm portion 33 c of the ALL rotation shaft 33 to be kept.
Disengages with.

When the second motor M2 continues to rotate in the same direction, the cam portion with the cam groove formed by the cam surface 41a of the fork lift cam gear 41 and the cam surface 42a of the upper cam ring 42, which has a lift, comes to the pin 40b. Then, the fork receiving plate 40 moves upward together with the fork gear 38 containing the fork 5, and the fork 5 is disengaged from the engaging hole 2a of the film supply spool 2 of the film cartridge K.
The second motor M2 is operated by the function of a switch (not shown) that detects that the fork receiving plate has finished moving upward.
Turn off the power to the. This allows the cartridge holder 30 to be rotated to replace the film cartridge to be displayed (read).

(Second Embodiment) FIG. 17 is a partial cross-sectional view showing a second embodiment. While the pad moving plate described in the first embodiment engages with the pad and moves in the direction orthogonal to the film surface, in the second embodiment, the pad 56 is fixed to the main body 8 and the magnetic head is used. 55 is held by the head moving plate 60, and the magnetic head 55 is moved in a direction orthogonal to the film surface as the head moving plate 60 moves. The operation is similar to that of the first embodiment, and the head 60 is moved by the pin 60a of the head moving plate 60 abutting the cam portion 54a of the cam gear 54 by the rotation of the cam gear 54 connected to the second motor M2. The plate 60 is driven.

In the above two embodiments, the present invention is applied to the film image reproducing apparatus, but this is not limited to any apparatus using a similar film cartridge such as a camera or a laboratory apparatus. It doesn't matter.

Further, although the film is provided with the magnetic memory portion, the invention is not limited to this, and an optical means or the like may be used.

Further, although four film cartridges can be loaded in the cartridge holder, the present invention is not limited to this, and for example, one film cartridge may be loaded.

[0074]

According to the inventions of claims 1, 2, 5, 6, 7, and 8, for example, a light shielding member of the film cartridge is opened and closed with respect to the film cartridge loaded in the film cartridge holding portion, and Since the engaging member for feeding the film is movable, the engaging member does not get in the way when the film cartridge is loaded in the film cartridge holding portion, and the film cartridge can be reliably loaded in the film cartridge holding portion. By moving the engaging member to a predetermined position, the film can be fed, and at this time, the operation of the pressing releasing means allows the head means to automatically press and separate the film.

Therefore, it is possible to provide a device such as a film image reproducing device, a lab device, a camera or the like which can surely load the film cartridge and feed the film only by dropping the film cartridge into the film cartridge holding portion. Information can be surely written to and read from the film.

According to the invention as claimed in claims 3, 4, 5, 6, 7, and 8, the moving means of the feeding member for feeding the film by a common drive source, for example, engaging with the film feeding spool. ,
The press release means can be driven, and the equipment such as the film image reproducing apparatus, the laboratory apparatus, and the camera can be made compact and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is an external perspective view of a film cartridge capable of effectively implementing the present invention.

FIG. 2 is an external perspective view of the film cartridge of FIG. 1 from another direction.

FIG. 3 is a sectional view of the film cartridge of FIG.

FIG. 4 is a side view of the film cartridge of FIG.

5 is a side view of the film cartridge of FIG.

FIG. 6 is a block diagram showing the basic configuration of the first embodiment of the present invention.

FIG. 7 is an exploded perspective view of the film image reproducing device according to the first embodiment.

8 is a cross-sectional view of the film image reproducing apparatus of FIG. 7, showing a tray protruding state.

9 is a cross-sectional view of the film image reproducing apparatus of FIG. 7, showing a state immediately after the tray is pulled in.

10 is a cross-sectional view of the film image reproducing apparatus of FIG. 7, showing a film feedable state.

11 is a partial cross-sectional view of the film image reproducing device of FIG.

FIG. 12 is a diagram showing a relationship between a cartridge holder and a holder switch according to the first embodiment.

FIG. 13 is a view showing the relationship between the cartridge holder and the holder switch according to the first embodiment.

FIG. 14 is a timing chart of the operation of the motor and each mechanism in the first embodiment.

FIG. 15 is a timing chart of the operation of the motor and each mechanism in the first embodiment.

FIG. 16 is a timing chart of the operation of the motor and each mechanism in the first embodiment.

FIG. 17 is a partial cross-sectional view of the film image reproducing device according to the second embodiment.

FIG. 18 is a perspective view of a conventional film image reproducing device.

FIG. 19 is a sectional view of a film image reproducing device showing a conventional example.

[Explanation of symbols]

1 ... Film cartridge exterior part 2 ... Film supply spool 3 ... Shading door 4 ... Claw 5 ... Fork 6 ... ALL opening / closing shaft 7 ... Spool 8 ... Main body 9 ... Pressure plate 10 ... Lens barrel 11 ... Optical system 12 ... Imaging device 13 ... Light source 14 ... Microcomputer 30 ... Cartridge holder 31 ... Holder tray 32 ... Holder switch 33 ... ALL opening / closing shaft 34 ... ALL drive lever 35 ... Toggle spring 36 ... Compression spring 37 ... Press plate 38 ... Fork gear 39 ... Compression spring 40 ... Fork receiving plate 41 ... Fork lifting cam gear 42 ... Upper cam ring 43 ... Upper plate 44 ... Claw detecting contact piece 45 ... Cart presence / absence detecting contact piece 46 ... GND contact piece 47 ... Exterior cover 48 ... Lid 49 ... Step gear 50 ... Step gear 51 ... Connection shaft 52 ... Idler gear 53 ... Idler gear 54 ... Cam gear 55 ... Magnetic head 56 ... Pad 57 ... Compression spring 58 ... Pad moving plate 60 ... Head moving plate

Claims (8)

[Claims] 1. A film cartridge having a storage unit for writing and / or reading information on a film, and capable of feeding the film from a film outlet by driving a rotary shaft member is held in a loadable manner. A film cartridge holding unit having a film cartridge holding unit; a head unit for pressing and pinching the storage unit of the film fed from the film cartridge by a pad member and a head member for writing or reading information in the storage unit; A moving means for moving the film cartridge holding means between a loading position where the film cartridge can be loaded in the film cartridge holding portion and a feeding position where the film can be fed, and a rotating shaft member of the film cartridge. Engagement member that combines and transmits rotational force And an engaging member moving means for moving the engaging member along an axial direction between an engaging position and a non-engaging position, and pressing and pressing on the film by the pad member and the head member of the head means. A film cartridge holding device, comprising: a pressing releasing means for releasing. 2. A film cartridge having a storage unit for writing and / or reading information on the film, and capable of feeding the film from the film outlet by driving a rotating shaft member is held in a loadable manner. Film cartridge holding means having a plurality of film cartridge holding portions, driving means for moving the film cartridges loaded in the plurality of film cartridge holding portions to a predetermined position where films can be selectively fed, and a film cartridge Head means for pressing and pinching the storage portion of the film fed out from the pad member and a head member for writing or reading information in the storage portion, and the film cartridge can be loaded into the film cartridge holding portion. With loading position and film feeding The moving means for moving the film cartridge holding means to and from the feeding position, the engaging member for engaging the rotating shaft member of the film cartridge to transmit the rotational force, and the engaging member for the engaging position. Engaging member moving means for moving along the axial direction between the non-engaging position,
A film cartridge holding device comprising: a pad member of the head means and a pressure releasing means for pressing and releasing the film by the head member. 3. The film cartridge holding device according to claim 1, wherein the engagement member moving means and the pressure releasing means have drive transmission means driven by a common drive source. 4. The film feeding member according to claim 1, 2 or 3, wherein the engaging member engages with a film supply spool of the film cartridge to feed a film, and opens and closes a film entrance / exit of the film cartridge. The film cartridge holding device is a light-shielding member opening / closing member that engages with the light-shielding member to drive the light-shielding member to open / close. 5. The film cartridge holding device according to any one of claims 1 to 4 is arranged on a film feeding side of an apparatus main body, and a film winding means for winding a film to be fed is arranged. An apparatus having a film cartridge holding device characterized by the above. 6. The apparatus main body according to claim 5, wherein the apparatus main body is an image reproducing apparatus having an image reading unit that reads a developed film stored in a film cartridge by a photoelectric conversion unit and outputs a video signal. A device having a film cartridge holding device. 7. The device according to claim 5, wherein the device body is a device for developing an undeveloped film housed in the film cartridge. 8. The device according to claim 5, wherein the device body is a camera.