JPH07295193A - Film processing equipment - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a film developing and processing apparatus capable of removing the processing liquid remaining in the connection portion of the film and the reader when the dried film is stocked. [Structure] The film F with a leader developed in the developing section 2 is conveyed to a drying section 4 and dried, and the dried film F is discharged from a film outlet 6 formed on an upper portion of a rear wall 5 of the drying section 4. To do. On the outer surface of the rear wall 5, the rear wall 5
Is provided as a part of the peripheral wall. A lead dust stocker 9 that supports the lower edge of the leader L is provided in the upper opening of the film stocker 8. The rear wall 5, which rises in temperature due to heat conduction from the drying unit 4, heats the air in the film stocker 8 and the rising airflow generated in the film stocker 8 is connected to the leader L and the film F supported by the lead duster 9. To remove the processing liquid remaining at the connection part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a leader transport type film developing apparatus.

[0002]

2. Description of the Related Art Generally, when developing a film with a leader transport type film developing apparatus, the leading end of an undeveloped film (referred to as a film F) drawn from a cartridge P is connected to a reader L as shown in FIG. Then, the film is transferred and developed by the leader L in advance.

Here, the rudder L is flexible, and square holes h are formed at equal intervals in the center of the width dimension thereof so as to be engageable with the drive sprockets provided in the film developing section.

The leader L and the film F are usually connected by attaching an adhesive tape piece T. However, the connection using the adhesive tape piece T requires a special workbench for accurately sticking the film F to a predetermined position with respect to the leader L, and a state where oil and dust are removed at the tape sticking position. Since it is necessary to attach the adhesive tape T, there is a disadvantage that it is troublesome.

Further, since it is necessary to use the adhesive tape T having a strong adhesive force in order to prevent the film F from coming off and to improve the transportability, it is extremely difficult to peel off the adhesive tape T after the current processing of the film F. In addition, since the adhesive tape T cannot be reused, it is disadvantageous in cost.

In order to solve the above-mentioned inconvenience and facilitate the connection and disconnection of the leader and the film, the applicant of the present application has already proposed the connection structure shown in FIGS. 7 (I) and (II). There is.

In the connection structure shown in FIG. 7 (I), the sheet piece 20 is superposed on the rear end portion of the leader L, and the sheet piece 2 is formed.
Two notches 21 formed on the leader L on both sides of 0
, A film insertion hole 22 is formed between the sheet piece 20 and the leader L, and a plurality of engaging pieces 23 are provided in the sheet piece 20 in an inclined shape by cutting and raising, while the leading end portion of the film F is formed. Has an engaging hole 24 into which the engaging piece 23 can be engaged.
Is formed.

In the above connecting structure, the front end of the film F is inserted into the film insertion hole 22, and the film F is inserted to the position where the engagement hole 24 passes through the engagement piece 23.
By pulling back the film F, the engagement hole 24 engages with the engagement piece 23, and the leader L and the film F can be easily connected.

Further, in the film connecting structure shown in FIG. 7 (II), a pair of left and right engaging holes 25 are formed at the rear end of the leader L, while a pair of engaging holes 25 is formed at both ends of the film F. The engaging piece 26 of the film F is provided in a state where the leading end of the film F is bent in the width direction.
Is inserted into the engagement hole 25 to connect the leader L and the film F.

The above connecting structure also has a feature that the leader L and the film F can be easily connected.

The developing apparatus for the film F with a reader as described above has a developing section and a drying section. The film developed in the developing section is dried in the drying section, and the film after the drying processing is processed. The film is discharged from the film outlet provided on the peripheral wall of the drying section.

[0012]

By the way, FIG. 7 (I)
When the film with leader F shown in (II) and (II) is developed, the developing solution is accumulated between the connecting portions where the leader L and the film F overlap. If it is attempted to completely remove the processing solution in the drying section, it is necessary to lengthen the staying time of the film in the drying section, which lowers the development processing capability.

An object of the present invention is to provide a development processing apparatus capable of completely removing the processing liquid remaining in the connecting portion between the leader and the film without lowering the development processing capacity.

[0014]

In order to solve the above-mentioned problems, in the present invention, an engaging hole is formed in one of the rear end of the flexible leader in the transfer direction and the leading end of the film. , The engaging piece is provided on the other side, the film is connected to the leader by the engagement of the engaging piece and the engaging hole, and the film is conveyed to the developing section and developed by the leader of the leader, and the film after the developing processing. Is a film development processing apparatus for carrying out a drying process by transporting the film to a drying section, and sending out the film after the drying processing from a film outlet formed in the drying section, wherein a film stocker is provided in the drying section, and the film stocker The upper opening has a guide plate that guides the leader sent out from the film outlet obliquely upward, and a receiving piece that is provided at the lower edge of the guide plate and supports a part of the lower edge of the leader. It has adopted a structure in which a Dasutokka.

Further, in order to more effectively dry the connecting portion between the leader and the film, another means of the present invention is to form a plurality of holes in the rear wall of the drying portion for allowing hot air of the drying portion to flow into the film stocker. Alternatively, the film outlet is provided with a guide plate that guides the heated air that spontaneously flows out from the outlet to the connecting portion between the leader and the film supported by the lead duster.

Further, a fan is provided at the film outlet of the drying section to forcibly blow the heated air in the drying section toward the connecting section between the leader and the film supported by the lead duster.

[0017]

As described above, by providing the film stocker having the rear wall as a part of the peripheral wall on the outer surface of the rear wall having the film outlet of the drying unit, the temperature of the rear wall is increased by the heat of drying of the drying unit. The air in the film stocker is warmed and rises. The ascending air current collides with the connecting portion between the leader and the film supported by the lead duster and dries the connecting portion.

When the holes are formed in the rear wall of the drying section, the heated air in the drying section flows into the film stocker through the holes and rises, so that the connecting portion between the leader and the film can be effectively dried.

Further, by providing the guide plate at the film outlet, the heated air that naturally flows out from the film outlet flows toward the connecting portion between the leader and the film supported by the lead duster, and the connecting portion is effective. Can be dried.

Further, when a fan is provided at the film outlet, the heated air in the drying portion is blown to the connecting portion between the leader and the film, so that the connecting portion between the leader and the film can be more effectively dried.

[0021]

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

As shown in FIG. 1, the film with leader F shown in FIGS. 7 (I) and 7 (II) is successively conveyed into the various processing tanks 3 of the developing section 2 provided in the outer case 1 and subjected to the development processing. To be done.

The developed film F is then conveyed to the drying section 4. The drying unit 4 is heated to a high temperature by blowing hot air from the duct (4a) and the like, and the film F is dried by the movement of the film F in the drying unit 4.

A film outlet 6 is formed on the upper portion of the rear wall 5 of the drying section 4, and a pair of outlet rollers 7 are provided at the film outlet 6. The film F after the drying process is discharged from the film outlet 6 by the rotation of the pair of outlet rollers 7.

On the outer surface of the rear wall 5 of the drying section 4, a film stocker 8 having the rear wall 5 as a part of the peripheral wall is provided.

The film stocker 8 has an open top, and a lead dust stocker 9 is provided in the opening. As shown in FIG. 2, the lead duster 9 supports a lower edge of a guide plate 9a which guides the leader L sent out from the film outlet 6 obliquely upward by the rotation of the outlet roller 7 and which supports a central portion of the lower edge of the leader L. It is configured to have the piece 9b.

Now, the leader L of the dried film F is rotated by the exit roller 7 so that the leader L of the film exits the film exit 6.
When it is sent out from, the reader L is transferred along the guide plate 9a. When the leader L is completely fed from the film outlet 6, the lower edge of the leader L is supported by the receiving piece 9b, and only the film F following the leader L is fed from the film outlet 6 by the rotation of the outlet roller 7.

At this time, since the leader L is in the stopped state, the film F hangs down below the lead dust stocker 9 and the rear end of the film F passes between the exit rollers 7, whereby the film F enters the film stocker 8. It is stored.

When the film F is fed out as described above, the rear wall 5 is heated by the drying heat of the drying section 4, and the temperature in the wall 5 is raised to warm the air in the film stocker 8 and the arrow in FIG. As shown, it rises.

Therefore, while the leader L is supported by the lead dust stocker 9 and the film F is sent into the film stocker 8, or from the film stocker 8 to the film F.
Upstream air currents collide with the joint between the leader L and the film F until the wafer is taken out, and the treatment liquid remaining at the joint between the leader L and the film F is removed by the collision.

3 to 5 show another example of the film developing processing apparatus.

In the film developing apparatus shown in FIG. 3, a plurality of holes 10 are provided in the rear wall 5 of the drying section 4 so that the drying section 4 and the inside of the film stocker 8 communicate with each other.

When the holes 10 are formed in the rear wall 5 as described above, the heated air in the drying section 4 is discharged from the holes 10 into the film stocker 8.
It flows in and rises. The ascending air current collides with the connecting portion between the leader L and the film F supported by the lead duster 9, and the processing liquid remaining in the connecting portion can be effectively removed.

In the film development processing apparatus shown in FIG. 4, above the film outlet 6 in the drying unit 4, the leader L and the film F in which heated air that spontaneously flows out from the film outlet 6 is supported by the lead duster 9 are provided. The guide plate 11 for guiding to the connection part of is provided.

When the guide plate 11 is provided as described above, the heated air that spontaneously flows out from the film outlet 6 is guided by the guide plate 11.
L supported by the lead duster 9 flowing along
Will collide with the connection part of the film F with the leader L
It is possible to effectively remove the processing liquid remaining in the connection portion between the film F and the film F.

In the film developing apparatus shown in FIG. 5, a fan 12 is provided at the film outlet 6 in the drying section 4, and the heated air in the drying section 4 is supported by the lead duster 9 by the rotation of the fan 12. The spray is applied toward the connecting portion between the reader L and the film F.

As described above, by rotating the fan 12 to forcibly blow the heated air in the drying section 4 onto the connecting portion between the reader L and the film F, the rising air flow in the film stocker 8 and the fan 12 are rotated. Both effects of the collision of the hot air due to the rotation can effectively remove the processing liquid remaining in the connecting portion between the reader L and the film F.

[0038]

Since the present invention is configured as described above, it has the following effects.

In the film developing and processing apparatus according to the first aspect, a film stocker having a rear wall as a part of a peripheral wall is provided on the outer surface of the rear wall of the drying section, and a lead duster is provided in the upper opening of the film stocker. Since the lower edge of the leader sent out from the film outlet is supported by the lead duster, the film connected to the leader can be stored in the film stocker.

Further, by making the rear wall of the drying section a part of the peripheral wall of the film stocker, the temperature of the rear wall rises due to heat conduction from the drying section, the air in the film stocker is warmed and rises, and the rise. The airflow will collide with the connection between the leader and the film supported by the lead duster.

Therefore, the film is dried by setting the drying time of the film in the drying section to the same as the drying time of the conventional film development processing apparatus, and the film is discharged in a state where the processing liquid remains in the connecting portion between the leader and the film. However, when the film is stored in the film stocker, the processing liquid remaining in the connection portion can be removed, and the film development processing capability is not reduced.

In the film developing apparatus according to the second aspect of the present invention, a plurality of holes are formed in the rear wall of the drying section so that the heated air in the drying section flows into the film stocker section. It is possible to more effectively remove the processing liquid remaining in the connection portion.

In the film developing apparatus according to the third aspect of the present invention, the heated air that naturally flows out from the film outlet is guided to the connecting portion between the leader and the film supported by the lead duster by the guide plate. Therefore, the processing liquid remaining in the connection portion between the leader and the film can be more effectively removed.

In the film developing apparatus of the fourth aspect, the heating air in the drying section is forcibly blown to the connecting section of the leader and the film supported by the lead duster by the rotation of the fan provided at the film outlet section. As a result, the amount of hot air that collides with the connecting portion between the leader and the film is large, and the treatment liquid remaining in the connecting portion can be removed more effectively.

[Brief description of drawings]

FIG. 1 is a schematic view showing an embodiment of a film development processing apparatus according to the present invention.

FIG. 2 is a perspective view showing the film stocker unit of the above.

FIG. 3 is a schematic view showing another example of the above film developing apparatus.

FIG. 4 is a schematic view showing another example of the above film developing apparatus.

FIG. 5 is a schematic view showing still another example of the film development processing apparatus of the above.

FIG. 6 is a perspective view showing a connection structure of a film and a reader.

7 (I) and (II) are perspective views showing another example of the connection structure of the film and the reader.

[Explanation of symbols]

 2 developing section 4 drying section 5 rear wall 6 film exit 8 film stocker 9 lead duster 9a guide plate 9b receiving piece 10 hole 11 guide plate 12 fan 23 engaging piece 24 engaging hole L leader F film

Claims (4)

[Claims] 1. An engaging hole is formed in one of a rear end of a flexible leader in a transfer direction and a leading end of a film, and an engaging piece is provided in the other end, and the engaging piece and the engaging hole are formed. The film is connected to the leader by the engagement, and the film is conveyed to the developing section for development processing by the leader of the leader, the developed film is conveyed to the drying section and dried, and the dried film is dried. A film development processing device for feeding out from a film outlet formed in a section, wherein a film stocker is provided in the drying section, and a leader fed out from the film outlet is guided obliquely upward to an upper opening of the film stocker. A film development processing apparatus comprising: a lead duster having a guide plate and a receiving piece provided at a lower edge of the guide plate and supporting a part of a lower edge of the reader. 2. The film development processing apparatus according to claim 1, wherein a plurality of holes are formed in the rear wall of the drying section so that the drying section and the film stocker communicate with each other. 3. The film developing apparatus according to claim 1, wherein the film outlet is provided with a guide plate for guiding heated air that naturally flows out from the film outlet to a connecting portion between a leader supported by a lead duster and the film. Processing equipment. 4. The fan according to claim 1, wherein the film outlet of the drying unit is provided with a fan for forcibly blowing the heated air in the drying unit toward the connection between the leader and the film supported by the lead duster. The film development processing apparatus described.