JP2746165B2 - Splice gauge - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a splice gauge for connecting a reader to a developing film drawn from a film container such as a patrone or a film magazine.

[0002]

2. Description of the Related Art Generally, when a film developing process is performed by an automatic film developing apparatus of a leader transport system, FIG.
As shown in (I), the leading end of the film F pulled out from the film storage container A and the leader L are connected to each other by attaching a splice tape T straddling both members.

Here, the leader L is formed of a flexible synthetic resin sheet, and square holes h capable of engaging with sprockets provided in the film developing section are formed at regular intervals in the longitudinal direction. I have.

[0004] The film F with the leader is the same as the leader L
Is sent to a film developing section for development processing.

The film F after the development processing is cut from the position shown by the chain line in FIG. 7 (I), and is subjected to a printing process by being applied to a printer in a state where the reader L is separated.

Here, at the time of printing, the film F
When the transport-direction leading end of a corner C _1, as shown in FIG. 7 (II), caught corner in the film transport path, can not be transported to the film F smoothly.

In order to solve the above problem, notches n are formed on both sides of the leading end of the film F when the reader L is connected, as shown in FIG. If the film F is cut in between, as shown in FIG. 6 (IV), a chamfer (C ₂ ) is obtained at the corner of the leading end of the film F. The inventor of the present invention has found that it can be conveyed to the public.

[0008]

The film F
In a conventional splice gauge that connects a leader L to the tip of a film, for example, as described in JP-A-1-102566, the tip of a film drawn from a film storage container is cut, and the cutting line is cut. There is no splice gauge which has only a function of connecting a reader and is capable of forming notches n on both sides of the film F.

An object of the present invention is to provide a splice gauge which can easily and reliably form a film with a leader having notches on both sides.

[0010]

In order to solve the above-mentioned problems, according to the present invention, there is provided a container support in which a film storage container is mounted on one side of a leader support surface on which a leader of a splice table is mounted. Part, and a cutting mechanism for a film drawn out from the film storage container on the container supporting part onto the leader supporting surface is provided between the container supporting part and the leader supporting surface, and the film cut by the cutting mechanism and the leader are provided. In a splice gauge that affixes a splice tape across the reader placed on the support surface,
A pair of pin holes each having an opening edge as a cutting blade is formed in the film supporting portion of the film pulled out from the film storage container on the container supporting portion toward the leader supporting surface. Is provided slidably inserted into each pin hole, provided with a concave portion on the upper inside of the punching pin pressed upward by the elastic member, and a cutting blade for forming a notch on the concave portion, A structure in which a first swingable film holding arm for holding a film near the punching pin and a second swingable film holding arm for holding the film after the punching pin is pressed down are provided on the film supporting portion. Has adopted.

[0011]

According to the above construction, the film container is placed on the container support, the film is pulled out from the film container toward the reader support surface, and the first film holding arm is swung downward. When moved, the film is pushed by the first film holding arm, and both sides of the film can be inserted into the recessed portions of the punching pins.

Then, when the second film holding arm is swung, the punching pin descends, and notches can be formed on both sides of the film.

After the notch is formed, the film is cut by the cutting mechanism, and the reader is placed on the reader support surface.
The film and the reader are connected by attaching a splice tape.

Here, the swing of the second film holding arm is transmitted to the first film holding arm between the first film holding arm and the second film holding arm, and both arms relatively swing. When the first film pressing arm presses the film in advance when the second film pressing arm is pivoted downward when the second film pressing arm swings downward, the second film pressing arm interlocks with the swing of the second film pressing arm. First
Since the film holding arm can be swung, the pressing operation of the film can be performed efficiently.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

As shown in FIGS. 1 to 5, the splice table 1 is formed in a box shape with an open front surface, and a drawer 2 is inserted thereinto so as to be freely inserted and removed.

A pair of left and right reader rulers 4 for positioning both sides of the reader L on the reader support surface 3 on which the reader L of the splice table 1 is mounted, and engageable with one of the square holes h of the reader L. And a leader positioning protrusion 5.

A window 6 is provided on one side of the leader support surface 3, and a blade mount 7 provided below the window 6 is fixed to the lower surface of the splice base 1 by means such as a screw.

On one side of the upper surface of the blade mounting base 7, a container support portion 8 formed of a concave portion is formed. 9 are provided.

On the other side of the upper surface of the blade mount 7, a pair of leader positioning projections 10 for positioning the leading edge of the leader L placed on the leader support surface 3 enable the film F to be inserted. It is provided on the left and right at an interval.

As shown in FIG. 2, a film support 11 for supporting a film F drawn from the film container A on the container support 8 toward the leader support surface 3 on the upper surface of the blade mounting table 7 is provided. In addition, a pair of film positioning pins 12 and a pair of pin holes 13 are provided on the left and right.

The pair of film positioning pins 12 can be engaged with the perforations P on both sides of the film F placed on the film supporting portion 11, and position the film F by the engagement with the perforations P.

The pair of pin holes 13 have cutting edges 14 at the opening edges. The pin hole 13 is provided at a position where a part of the cutting blade 14 is closed at both side edges of the film F supported by the film support 11.

A punching pin 15 having a rounded upper end and an elastic member 16 for pressing the punching pin 15 upward are incorporated in each pin hole 13.

The punching pin 15 is prevented from rotating by the engagement of an axial groove 17 provided on the outer circumference and a pin 18 provided on the inner circumference of the pin hole 13.

A recess 19 is formed inside the portion of the punching pin 15 projecting upward from the pin hole 13 so that both sides of the film F can be fitted therein, and a notch is formed on the top of the recess 19. Cutting blade 20 is formed.

As shown in FIGS. 1 and 2, a first film pressing arm 21 and a second film pressing arm 22 are provided above the blade mounting table 7. Each arm 2
One end of each of the first and second 22 is swingably supported by the blade mount 7 via a pin 23.

A recess 24 for accommodating the first film pressing arm 21 is formed on the surface of the second film pressing arm 22 which presses the film, and the first film pressing arm 21 is stored in the recess 24. As a result, the film pressing surfaces of both arms 21 and 22 are held on the same surface.

An elastic member 25 composed of a kick spring is attached to the pin 23, and the elastic member 25 presses the first film pressing arm 21 and the second film pressing arm 22 in opposite directions. Both arms 21, 22
As shown in FIG. 2, the opening angle is limited by the engagement between the one end portions.

Here, the first film pressing arm 21 presses the film F near the punching pin 15 when swinging downward.

On the other hand, when the second film pressing arm 22 swings downward, the second film pressing arm 22 presses down the pair of punching pins 15 and then presses the film F.

In the embodiment, the second film holding arm 22
Is transmitted to the first film pressing arm 21 via the elastic member 25.
5 may be omitted, and the first film holding arm 21 and the second film holding arm 22 may be manually rocked individually.

As shown in FIGS. 3 and 4, a cutting device 26 for cutting the film F is provided on the other side of the blade mount 7. The cutting device 26 includes a fixed blade 27 and a movable blade 2
The fixed blade 27 is fixed to the other side surface of the blade mount 7.

On the other hand, one end of the movable blade 28 has a pin 29.
And is rotatably attached to the fixed blade 27 via the. An operation piece 30 is provided at the other end of the movable blade 28.

The splice gauge shown in the embodiment has the above-described structure.
The film storage container A is placed on the top, the film F is pulled out from the film storage container A toward the reader support surface 3, and the second film holding arm 22 is swung downward.

Since the elastic member 25 is incorporated between the first film pressing arm 21 and the second film pressing arm 22, when the second film pressing arm 22 swings,
The first film pressing arm 21 also swings in the same direction, and the first film pressing arm 21 precedes and pushes down the film F.

Here, as shown in FIG. 6 (I), if the film F pulled out toward the leader support surface 3 is supported by the upper ends of a pair of punching pins 15, this film F
Is pressed down by the first film pressing arm 21, and the film F overlaps with the film supporting portion 11 as shown in FIG. 6 (III) by the pressing, and both sides enter the recessed portion 19 of the punching pin 15. .

Further, by swinging the second film holding arm 22 downward, the second film holding arm 22 is moved to the position shown in FIG.
) And (IV), the pair of punching pins 15 are pushed down, and the film F
Notches n as shown in FIG.

The film F is cut in the width direction by holding the film F and swinging the movable blade 28 downward as described above.

After the film F is cut, the reader L is placed on the reader support surface 3 and the leading end of the leader L is brought into contact with the leader positioning projection 10 to position the reader L. By attaching the splice tape T so as to straddle, the leader L
Can be connected (see FIG. 7 (III)).

The film F to which the reader L is connected is conveyed to a film developing section in advance of the reader L for development processing. The film F after the development processing is cut between a pair of notches n. As shown in FIG. 7 (IV) by the cutting, the film F is obtained with a chamfer C ₂ to front end corner. Therefore, when the film F is inserted into the negative mask of the printer and subjected to the printing process, there is no inconvenience that the corner of the leading end of the film F is caught by the film transport path of the negative mask and stops, and the film F can be moved smoothly. Can be.

[0042]

As described above, according to the present invention, the downward movement of the second film holding arm is caused by the support of the film pulled out from the film container on the container support toward the leader support surface. Since the punching pin for forming the notch, which is pushed down by the above, is provided, it is possible to easily form a film with a leader having notches on both sides.

Also, since the film is pushed by the first film holding arm near the punching pin, even if the film pulled out from the film container is in an incompletely pulled state supported by the pair of punching pins. Since the film is brought into a state in which both sides enter the recessed portion of the punching pin by pressing down the first film pressing arm, notches can be reliably formed on both sides of the film.

Further, by incorporating an elastic member between the first film holding arm and the second film holding arm, the first film holding arm is swung in conjunction with the swing of the second film holding arm. Therefore, the film holding work at the time of cutting the film can be efficiently performed.

[Brief description of the drawings]

FIG. 1 is a perspective view showing one embodiment of a splice gauge according to the present invention.

FIG. 2 is a sectional view taken along the line II-II in FIG.

FIG. 3 is a sectional view taken along the line III-III in FIG. 1;

FIG. 4 is a sectional view taken along the line IV-IV in FIG. 1;

FIG. 5 is a partially cutaway plan view showing a state where the film is held by the film holding arm.

6 (I) to (IV) are diagrams showing stepwise formation of a notch.

FIG. 7 (I) is a plan view showing a conventional example of a film with a leader, (II) is a plan view showing a detached state of the leader, and (II).
I) is a plan view of a film with a leader having a notch,
(IV) is a plan view showing the detached state of the reader.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 splice table 3 leader support surface 8 container support portion 13 pin hole 14 cutting blade 15 punching pin 16 elastic member 19 concave portion 20 cutting blade 21 first film pressing arm 22 second film pressing arm 25 elastic member 26 cutting device

Claims (2)

(57) [Claims] 1. A container support on which a film storage container is mounted is provided on one side of a leader support surface on which a leader of a splice table is mounted, and a container is provided between the container support and the reader support surface. A cutting mechanism for the film pulled out from the film container on the support onto the leader support surface is provided, and the spliced tape is laid across the film cut by the cutting mechanism and the leader placed on the leader support surface. In a splice gauge to be attached, a pair of pin holes each having an opening edge as a cutting edge are cut into a film support portion of a film drawn from a film storage container on the container support portion toward a leader support surface. A part of the blade is provided on both sides of the film, slidably inserted into each pin hole, and recessed into the upper inside of the punching pin pressed upward by the elastic member. And a cutting blade for forming a notch on the concave portion thereof, and a swingable first presser for holding a film near the punching pin on the film supporting portion.
A splice gauge comprising: a film holding arm; and a swingable second film holding arm for holding the film after pressing down the punching pin. 2. When the swing of the second film holding arm is transmitted to the first film holding arm between the first film holding arm and the second film holding arm, and both arms swing relatively. Incorporating an elastic member that elastically deforms, the second
2. The splice gauge according to claim 1, wherein the first film pressing arm presses the film earlier when the film pressing arm swings downward.