JPH06332146A - Splicer for splicing film leader - Google Patents

Abstract

PURPOSE:To improve the fitting accuracy and the working efficiency of a leader with respect to a film by automatizing the splicing processing thereof. CONSTITUTION:This splicer is provided with a cartridge holding/carrying unit 20 for arranging the end part of a film 2 drawn from a held cartridge 1 so as to be faced to the end part of the leader 3 on an installing plate 11, a press unit for sticking a supplied splicing tape on both top and bottom surfaces of both faced end parts of the film 2 and the leader 3, a driving means for driving the units and the like.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a film leader connecting splicer for connecting a leader for guiding and conveying a film in a developing processing apparatus to an end portion of a film having been photographed.

[0002]

2. Description of the Related Art In an automatic development processing apparatus for developing a photographed film, a film guide / conveyor leader for smoothly conveying the film is attached to the photographed film supplied into the apparatus. It is customary to adopt a leader system.

In the short leader system among the leader systems, usually two films are connected to one leader by splice tapes, but conventionally, this splicing work has been mainly performed manually.

[0004]

However, in the manual splicing work, the accuracy of attachment of the leader to the film varies due to individual differences among workers, the degree of skill, etc. Could hinder the smooth transportation of

In addition, if the accuracy of mounting the leader is to be improved, the splicing work must be performed carefully, which causes a problem that the working time is increased and the working efficiency is lowered.

It is an object of the present invention to solve the above-mentioned problems of the prior art and to provide a splicer for connecting a film leader, which is expected to improve the accuracy of attachment of the leader to the film and also to increase the working efficiency.

[0007]

In order to achieve the above object, a splicer for connecting a film leader of the present invention is for connecting a leader for guiding and conveying a film in a developing processing device to an end portion of a photographed film. A splicer for connecting a film leader, which is capable of holding and releasing a main body having a leader installation base for installing the leader, and a cartridge containing the film,
A patrone for transporting the held cartridge toward the main body side and for arranging the end portion of the film partially pulled out from the patrone in contact or non-contact with the end portion of the leader on the installation table. A holding / transporting mechanism,
A splice tape supply mechanism for supplying the wound splice tape to the main body side by rewinding,
A tape cutting mechanism for cutting the supplied splice tape, and a splice tape for connecting the cut splice tape to the upper and lower surfaces of the pull-out film and the leader, which are opposite to each other, respectively. A tape attaching mechanism, the cartridge holding / conveying mechanism, the splice tape supplying mechanism, the tape cutting mechanism,
And a driving means for driving the splice tape adhering mechanism, respectively.

[0008]

In the splicer for connecting a film leader of the present invention, a patrone holding / conveying mechanism for disposing the end portion of the drawn film of the patrone held against the end portion of the leader on the installation table, and the supplied splice. The tape is attached to both the upper and lower surfaces of the opposite end portions of the pull-out film and the leader, respectively, and a splice tape attaching mechanism for connecting the two and a driving means for driving these mechanisms are provided. Therefore, the splicing process can be performed almost automatically except that the cartridge is set in the cartridge holding / conveying mechanism.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A splicer according to an embodiment of the present invention is shown in FIG.
As shown in 2, the ends of the photographed films (2) and (2) partially pulled out from the two cartridges (1) and (1),
On the end of the leader (3), splice tape (4)
A device for connecting by (4), as shown in FIG. 13, holding a body (10) having a reader installation plate (11) on which a reader (3) can be installed and a cartridge (1). , A cartridge holding / conveying unit (20) constituting a mechanism for conveying to a predetermined position of the main body (10)
A tape supply unit (30) which constitutes a mechanism for supplying the splice tape (4) to a predetermined position of the main body (10), and a tape which constitutes a mechanism for cutting the supplied splice tape (4) Cut unit (4
0) and a press unit (50) which constitutes a mechanism for pressing and adhering the cut splice tape (4) to the opposite ends of the film (2) and the leader (3). Have as.

The main body and each unit will be described in detail below. In the following description, the attachment position of the splice tape (4) on the film (2) and the leader (3) will be referred to as the splice position.

<Main Body> FIGS. 1 to 3 are side sectional views showing a splicer of an embodiment. As shown in these figures, the leader installation plate (11) provided in the main body (10) is arranged in a horizontal state except for the rear rising portion.

As shown in FIG. 4, the reader installation plate (1
A roller mounting opening (11a) is formed in the front part of 1), and a rotary roller (12) and a driving roller (12) are provided above and below the installation plate (11) corresponding to the opening (11a). 13) are rotatably attached.

Both rollers (12) and (13) are urged in a direction in which they approach each other by urging means (not shown), while the drive roller (13) is rotatably driven by a motor (not shown). The rotary roller (12) rotates in the opposite direction in synchronization with the rotational drive. And both rollers (12) (1
When the driving roller (13) is rotationally driven in a state where the leader (3) is sandwiched by 3), the leader (3) causes the leader (3) to move according to the rotation direction of the rollers (12) and (13). 11) Upward and backward direction (P)
It is designed to move to (Q).

As shown in FIG. 4, the reader installation plate (1
1) Splice notches (11b) (11b) (11b) that can correspond to the splice position of the leader (3) on both sides of the front end.
b) is formed, and at the center of the front end of the installation plate (11), a notch for actuator placement (11) is formed so as to be continuous to one side of the notch (11b) for splice.
c) is formed. An actuator (18), which is pushed by the leader (3) and moves from the solid line state in the figure to the imaginary line state, is arranged in the actuator locating cutout portion (11c) as described later.

As shown in FIG. 1, a leader insertion portion (14) for inserting and placing the leader (3) on the leader installation plate (11) is provided above the front portion of the main body (10).

The leader insertion portion (14) is provided with two guide plates (14a) and (14b), which are vertically spaced from each other so that the leader (3) can be inserted therethrough. And both guide plates (1
The front portions of 4a and 14b are bent so that the gap between them becomes large so that the leader (3) can be inserted smoothly. Then, the leader (3) inserted into the insertion portion (14) has its tip at the leader installation plate (1).
1) It is configured to be guided along the upper direction to the nipping position of the rollers (12) and (13).

Further, this splicer has an insertion portion (1
The leader (3) inserted through the guide plate (14)
a) A roller drive control detector (15) for detecting whether or not it is passing between (14b), and a roller drive stop that outputs a predetermined signal in response to the movement operation of the actuator (18). A detector (17) is provided. In the present embodiment, the reader (3) inserted from the insertion section (14) is automatically moved to the reader installation plate (11) by the action of the detectors (15) (17) and the actuator (18). Positioning is performed at a predetermined position of). The positioning method will be described in detail in the section of the operation description described later.

<Patrone holding / conveying unit> A slide shaft (21) is attached to the block (16) fixed to the main body (10) so as to be slidable in the front-rear direction (P) (Q). At the front end of the shaft (21),
A cartridge holding / transporting unit (20) is attached.

Then, the slide shaft (21) is moved forward and backward by driving a motor (not shown) so that the cartridge holding / conveying unit (20) comes into contact with and separates from the leader installation plate (11). .

As shown in FIGS. 5 and 6, the cartridge holding / conveying unit (20) has a total of two units, one on each side.
Individual cartridge holders (23) (23) are provided. The cartridge holder (23) (23) has a cartridge storage recess (23a) capable of storing the cartridge (1).
(23a) is provided, and the storage recess (23a
Drawout film installation portions (23c) and (23c) extending toward the main body (10) side are formed at the main body side edge portions of a) and (23a).

Drawing film installation section (23c) (23c)
Is formed with notches (23f) (23f) for splicing that can correspond to the splice positions of the draw-out films (2) (2), and can be inserted into and removed from both side feed holes of the draw-out films (2) (2). Film positioning pin (23d) (2
3d) is formed.

Then, the film (2) (2) pulled out from the cartridge (1) (1) with the cartridge (1) (1) stored in the storage recesses (23a) (23a).
The feed hole of the film positioning pin (23d) (23d)
The films (2) and (2) are positioned on the pull-out film installation portions (23c) and (23c) by being inserted into the.

The cartridge holders (23) and (23) are provided with holder covers (23b) and (23b) that can open and close the cartridge housing recesses (23a) and (23a), respectively, and the holder covers (23b) and (23).
In b), there are formed pull-out film pressing pieces (23e) for holding both sides of the pull-out film (2).
Further, the holder cover (23b) on one side projects toward the main body (10) when the cover is closed as shown in FIG. 6, and upwardly when the cover is open as shown in FIG. (23g) is attached.

Then, as described above, the storage recess (23
When the holder covers (23b) and (23b) are closed while the cartridges (1) and (1) are stored in the (a) and (23a), the cartridges (1) and (1) are stored in the storage recesses (23a) and (2).
3a) inner peripheral surface and holder covers (23b) (23
The film (2) which is held by b) and pulled out on the pull-out film setting portion (23c) (23c).
(2) is configured to be sandwiched between the pullout film setting portions (23c) (23c) and the pullout film pressing piece (23e). In this state, the splice position at the center of the upper surface of the draw-out film (2) is opened upward, and the lower surface side is provided with the notch for splicing (23f).
It will be placed inside and open downward.

On the other hand, below the cartridge holding / conveying unit (20) at the front of the main body (10), a film cutter supporting block (25) is fixed. A total of four slide shafts (26) are attached to the block (25) so as to be slidable in the left-right width direction, and one of the two slide shafts (26) has one end provided with a film cutter on one side. (27) is attached, and the other side film cutter (27) is attached to the other ends of the remaining two slide shafts (26).

The film cutters (27) (27) include
Each has a fixed blade (27a) and a movable blade (27b) rotatably attached to one end side of the fixed blade (27a), and the film (2) is placed between both blades (27a) (27b). When the movable blade (27b) is manually closed in the arranged state, the film (2) is sandwiched between the blades (27a) (27b) and cut.

As shown in FIGS. 13 (a) and 13 (b), the film cutters (27) and (27) hold the cartridge /
When the transport unit (20) is separated from the main body (10), the slide shafts (26) are respectively slid in the left-right width direction by driving a motor (not shown), so that the drawer film of the cartridge holding / transport unit (20) is drawn. It is configured to move between a position facing the installation portions (23c) (23c) and a position retracted to the outside on the left and right.

<Tape Supply Unit> FIGS. 7 to 9 are front views showing the splicer of the embodiment. As shown in these figures, on both sides of the front part of the main body (10),
Each is provided with a tape supply unit (30). Each tape supply unit (30) has two rotatable tape reels (31), two on the top and one on the bottom.
Individually provided.

A wound splice tape (4) is attached to each tape reel (31),
The splice tape (4) rewound from the tape reel (31) passes through a roller group including a tape supply drive roller (32), a press roller (33) and an anti-rollup roller (34) as shown in FIG. It is arranged to.

The tape feeding drive roller (32) is configured to rotate by the drive of a motor (not shown). When the drive roller (32) is rotationally driven, the splice tape (4) causes the leader installation plate ( 1
It is adapted to be supplied to the upper and lower positions on both sides of the front part of 1).

<Tape cutting unit, press unit> Corresponding to the supply position of the splice tape (4),
The body (10) has a tape cutting unit (4
0) is provided. Tape cutting unit (40)
The fixed blade (41) arranged on the non-adhesive surface side of the supplied splice tape (4) and the fixed blade (41) arranged on the adhesive surface side of the splice tape (4), and can be brought into contact with and separated from the fixed blade (41). Movable blade (42) is provided, and the movable blade (42)
Are driven to move toward and away from the fixed blade (41) by driving a motor (not shown).

On the other hand, the leader installation plate (1) of the main body (10)
Press units (50) are provided at the upper and lower positions of 1). The press unit (50) is provided with an elevating body (51), and the elevating body (51) is slidably attached to guide shafts (52) arranged along the vertical direction, respectively, and is shown in the drawing. It is designed to move up and down by driving a motor.

Press blocks (53) are provided on both sides of each lifting body (51) via swing arms (53b).
Is swingably attached.

A guide groove (54) for guiding the movement of the press block (53) is formed in the main body (10), and the press block (53) is moved up and down by the elevating body (51). ) Moves along the guide groove (54). That is, as shown in FIG. 7, when the lifting body (51) is separated from the leader installation plate (11), each press block (53) is opened to the outside and its press surface (53a) is located at the tape supply position. When the elevators (51) are placed on the non-adhesive surface side and approach the leader installation plate (11) from that state as shown in FIG. 9, the press block (53) is closed and the leader installation plate (11) is closed. And each pressing surface (53a) presses against the abutting end portions of the leader (3) and the film (2) described later, in other words, both upper and lower surfaces of the splice position.

Further, suction holes are formed in the press surface (53a) of each press block (53),
When a negative pressure is set around the suction hole by driving a suction mechanism such as a suction pump (not shown), the press surface (53a) can suck and hold the splice tape (4).

Further, air blowing nozzles (60) are arranged between the roller group of the tape supply unit (30) and the tape cutting unit (40), and an air supply mechanism (not shown) such as a blower pump. When the air (A) is blown out from the nozzle (60) by the driving of the air, the air (A) flows in the tape supply direction along the non-adhesive surface of the splice tape (4) as shown in FIG.
The air flow prevents the tape from hanging down as shown by the imaginary line in the figure.

In this splicer, the driving means is composed of the above-mentioned motors, the power transmission mechanism for transmitting the power of the motors to the units, the suction mechanism and the air supply mechanism. Becomes

On the other hand, this splicer is provided with a control device and an operating portion, and the control device receives not only the output signals from the above-mentioned detectors but also a command input from the operator through the operating portion. Based on this, the drive of the motor, the suction mechanism and the air supply mechanism is controlled to perform the operation described below.

<Operation of Device of Embodiment> Next, the operation of the splicer when the leader (3) is connected to the film (2) will be described.

The state before the start of the operation of the splicer is as shown in FIG.
7) is retracted to the left and right sides, the cartridge holding / conveying unit (20) is arranged close to the main body (10), and the lifting body (51) of the press unit (50) is separated from the leader installation plate (11). Therefore, each press block (53) is arranged at the tape supply position of the tape supply unit (30).

From this state, when the leader (3) is inserted into the leader insertion portion (14) as shown in FIG. 1, the detector (15) causes the leader (3) to move to the guide plate (14).
a) (14b) is detected, and in response to the detection signal, the leader transport drive roller (1
3) is rotationally driven. As a result, the inserted leader (3) is nipped by the rollers (12) and (13) and automatically conveyed in the back direction (Q).

Subsequently, the leader (3) moves the guide plate (1
4a) and (14b), and the detector (1
5), after a lapse of a predetermined time from the detection, the drive roller (13) rotates in the opposite direction as shown in FIG. 2, and the reader (3) reverses the installation plate ( 11) It is conveyed upward (P).

When the leader (3) is conveyed in this way and its tip pushes the actuator (18) as shown by the imaginary line in FIG. 4, the detector (17) stops the roller in response to the pushing operation. A signal is output, the rotation of the drive roller (13) is stopped, the conveyance of the leader (3) is stopped, and it is arranged at a predetermined position. In addition,
In this state, the splice position of the leader (3) is located at the notch for splice (11b) of the leader installation plate (11).
Are arranged corresponding to, and are open vertically.

On the other hand, in parallel with the above leader positioning operation, as shown in FIG. 13 (b), the cartridge holding / conveying unit (20) is separated from the main body (10) in the front direction (P). After moving to, the film cutters (27) (27) are moved to the cartridge holder (23).
The film cutters (27) and (27) move inwardly toward (23) and the film cutters (23) and (2)
It is arranged so as to face the drawn film installation portions (23c) and (23c) of 3), respectively.

Next, the cartridges (1) and (1) containing the photographed films (2) and (2) are stored in the cartridge storage recesses (23a) and (23a) respectively, and the cartridges (1) and (1) are removed. Partially pulled out film (2) (2)
The film positioning pin (23d) is inserted into the feed hole, and the pull-out film setting section (23c) (2
3c) to be installed respectively.

Subsequently, as shown in FIG. 6, after closing the holder covers (23b) and (23b) respectively, the end portions of the drawn films (2) and (2) are attached to the film cutter (27).
Manually cut by (27) and drawn film (2)
The withdrawal amount of (2) is set to a predetermined size.

Thereafter, when a splicing execution command is given to the control device by operating a button or the like provided on the operation section, the film cutters (27) and (27) respectively move to the left and right outside as shown in FIG. 13 (a). After evacuating to
The cartridge holding / transport unit (20) is the main body (20).
Move to the side.

As a result, as shown in FIGS. 3 and 4, the end portions of the pull-out films (2) and (2) are arranged so as to abut against the end portions of the leader (3) and the holder cover ( The leader lifting pin (23g) of 23b) is inserted and arranged on the lower surface side of the leader (3).

Subsequently, as shown in FIG. 7, the tape drive roller (32) is rotationally driven by a predetermined amount to supply the splicing tape (4) toward the press unit (50) side, respectively. As shown in a), air (A) is blown out from the air blowing nozzle (60) so as to prevent the supply tape (4) from hanging down.

Then, as shown in FIG. 11 (b), the movable blades (42) of the tape cutting unit (40) move upward toward the fixed blades (41) respectively, and the tape (4) is moved.
Is cut while being lifted by the movable blade (42), and in parallel with that, the press surface (53a) of the press block (53) is set to a negative pressure, and the tape (4) cut as shown in FIG. ) Is adsorbed and held by the press block (53).

Next, as shown in FIG. 9, the lifting body (51) of the lower press unit (50) first rises, and a little later than that, the lifting body (51) of the upper press unit (50) moves. To descend. As a result, the lower press block (53) has the splice notch (11b) (2).
3f) presses the abutting ends of the draw-out films (2) (2) and the leader (3), that is, the lower surface side of the splice position, and the upper press block (53) is slightly delayed after that and the upper press block (53) is moved to the splice position. The splice tapes (4) which are pressed against the upper surface side of and are suction-held on the respective press surfaces (53a) are attached to both upper and lower surfaces of the splice position.

Then, after the suction holding of each press block (53) to the cutting tape (4) is released, the upper and lower lifting bodies (51) are respectively separated from the leader installation plate (11) to their original positions. Return to. Thus, the pull-out films (2) (2) and the leader (3) are connected by the splice tape (4).

Next, the cartridge holding / conveying unit (2
When the holder cover (23b) of (0) is manually opened, the leader transport driving roller (13) is rotationally driven in response to the opening of the cover, so that the leader (3) having completed the splicing process is directed toward the front (P). Will be shipped to.

In the state before the holder cover (23b) is opened, the leader lifting pin (23g) of the cover (23b) is inserted into the lower surface side of the leader (3) as shown in FIG. At the same time as the opening of (23b), the leader (3) is lifted up by the pin (23b), so that the leader (3) is prevented from interfering with the actuator (18) and the leader (3) can be carried out without any trouble. Will be done.

As described above, according to this splicer, the splicing process can be performed almost automatically except that the cartridges (1) and (1) are set. Therefore, there is no variation in the accuracy of attachment of the leader (3) to the film (2) regardless of the individual difference or skill level of the workers. For example, in the next step, the film is conveyed in the automatic development processing apparatus. Can be performed without any trouble.

Further, the automation as described above can be expected to increase the work efficiency.

Further, in this embodiment, when the press block (53) of the press unit (50) is pressed to the splice positions of the films (2) (2) and the leader (3), the lower pressing process is performed. Since the upper press block (53) is pressed before the upper press process, the lower press block (53) acts as a press table, so that the press process can be favorably performed. However, in the present application, it is not always necessary to perform the lower pressing process before the upper pressing process, and even if both processes are performed at the same time,
The upper pressing process may be performed first.

Further, when the splice tape (4) is supplied from the tape supply unit (30), air (A) is blown along the tape supply direction. It is possible to prevent the sagging, prevent the supply tape (4) from adhering to the tape cutting unit (40), and securely hold the supply tape (4) to the press block (53) by suction. .

In the above embodiment, the film (2) and the leader (3) are connected in a butted state, but they may be connected in a non-contact state without contacting each other. .

[0060]

As described above, according to the splicer for connecting the film leader of the present invention, the patrone holding / holding means for disposing the end portion of the drawn film of the held patrone facing the end portion of the leader on the installation table. The transport mechanism and the supplied splice tape are attached to the upper and lower surfaces of the pull-out film and the leader, respectively, at opposite ends, and a splice tape attaching mechanism for connecting the two, and to drive these mechanisms. Since it is provided with the driving means and the like, the splice processing can be performed almost automatically except that the cartridge is set in the cartridge holding / conveying mechanism. Therefore, the accuracy of attachment of the leader to the film does not fluctuate regardless of the individual differences and the skill levels of the workers. For example, in the next step, the film can be conveyed in the automatic development processing device without any trouble. it can. Further, by automating in this way, it is possible to expect an increase in work efficiency.

[Brief description of drawings]

FIG. 1 is a side sectional view showing a state when a leader is inserted in a splicer which is an embodiment of the present invention.

FIG. 2 is a side sectional view showing a state at the time of leader positioning in the splicer.

FIG. 3 is a side sectional view showing a state in which the film of the splicer is butted against a leader.

FIG. 4 is a plan view showing a leader installation plate of the splicer.

FIG. 5 is a perspective view showing a cartridge holding / conveying unit of the splicer.

FIG. 6 is a side sectional view showing the cartridge holding / conveying unit.

FIG. 7 is a front view showing a state in which the tape is supplied to the splicer.

FIG. 8 is a front view showing a state of the splicer during tape adsorption.

FIG. 9 is a front view showing a state when a tape is attached to the splicer.

FIG. 10 is a perspective view showing a roller group of a tape supply unit in the splicer.

FIG. 11 is a front view of a main part for explaining a tape supply / cut operation in the splicer.

FIG. 12 is a schematic plan view of the splicer.

FIG. 13 is a perspective view showing a spliced film and leader.

[Explanation of symbols]

 1 ... Patrone 2 ... Film 3 ... Leader 10 ... Main body 11 ... Leader installation plate 20 ... Patrone holding / conveying unit 30 ... Tape supply unit 40 ... Tape cutting unit 50 ... Press unit

Claims (1)

[Claims] 1. A film leader connecting splicer for connecting a leader for guiding and conveying a film in a development processing apparatus to an end portion of a photographed film, which has a leader installation base for installing the leader. The main body and the patrone accommodating the film can be held and released freely, and the patrone held can be conveyed toward the main body side,
A patrone holding / conveying mechanism for arranging the end of the film partially pulled out from the patrone in contact or non-contact with the end of the leader on the installation table, and a wound splice tape. A splice tape supply mechanism for supplying the main body side by rewinding, a tape cutting mechanism for cutting the supplied splice tape, and the cut splice tape on opposite ends of the pull-out film and the leader. A splice tape adhering mechanism for adhering to both the upper and lower sides of the section and connecting the two, a cartridge holding / conveying mechanism, the splice tape supply mechanism, the tape cutting mechanism, and the splice tape adhering mechanism. And a drive means for driving each of them. Splicer for connection