JPH1184621A - Control panel for darkroom - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely prevent light from being leaked from a control panel installed in a darkroom and to effectively simplify the constitution of the control panel. SOLUTION: This control panel is provided with a control panel main body 60, a cover body 62 attached to the main body 60 so as to be freely opened and closed and a light leakage prevention means 66 preventing the light from being leaked from the inside of the main body 60. The prevention means 66 is provided with flexible holding members 120a-120h attached to an upper wall part 60b by inserting respective electric wires 64a-64h one by one and a duct member 122 having a bent path 124 for inserting the wires 64a-64h.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control panel for a dark room which is manually operated by an operator in a dark room.

[0002]

2. Description of the Related Art For example, when processing and packaging a photographic film, the processing of the film, the winding of the processed fixed-size film, the incorporation of the wound fixed-size film into a patrone, and the setting of a fixed film. Various processes such as loading of a patrone with a dimensional film into a case are performed.

In this case, as a station for performing various kinds of processing, specifically, a film supply unit for rewinding a film roll and cutting it at predetermined lengths to obtain a fixed-size film, and a spool for supplying the fixed-size film to a spool. A film winding section for winding into a wound body, a cartridge manufacturing section for manufacturing a one-sided patrone by caulking a cap at one end of a rounded body plate, and inserting the wound body into the one-sided patrone. An assembly unit for manufacturing a roll-in patrone by caulking a cap at the other end where the one-sided patrone is opened later, and a case cap is mounted on an open end of the case after the roll-in patrone is accommodated in the case and the packaged product is packed. And a case filling portion to be obtained.

In the above-mentioned station, for example, a film supply unit, a film winding unit, and an assembly unit may be provided in a dark room so that the film is not exposed to external light. At that time, an operation panel that can be manually operated by an operator needs to be installed in the dark room in order to efficiently cope with lot switching processing, equipment failure, maintenance, and the like.

[0005]

However, in addition to the control circuit, the operation panel is provided with a plurality of wires connected to various switches, a display unit, and the like. There is a possibility that light may leak into a dark room from a part (penetration part) drawn out from the inside. As a result, there is a problem that a film (a fixed-size film or the like) processed in a dark room is irradiated with light leaked from the inside of the operation panel, and this film is exposed.

The present invention solves this kind of problem, and it is possible to reliably prevent light from leaking from a control panel installed in a dark room and to effectively simplify the configuration. It is intended to provide an operation panel for use.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, in the operation panel for a dark room according to the present invention, light leaks out of the operation panel main body through electric wires led out from inside the operation panel main body. Light leakage prevention means for preventing light leakage. This light leakage prevention means is provided with a plurality of flexible holding members that are inserted one by one through wires and penetrate through the wall of the operation panel body. Therefore, it is possible to effectively prevent light from leaking from the gap between the electric wires and the wall under the deformation action of the flexible holding member.

Further, the light leakage preventing means covers a wall portion to which the flexible holding member is attached, and includes a light-shielding duct member having a bent passage for inserting electric wires led out from inside the operation panel body. Have. Further, the bent passage extends in the lead-out direction of the electric wires, and is then opened to the dark room at right angles to the lead-out direction. Accordingly, even if light leaks from between the flexible holding member and the electric wires, the light is prevented from being leaked into the dark room by being blocked by the bent passage.

Further, it is detected via a window opening / closing detecting means provided on the lid whether or not the window is closed with respect to the visible display section. Therefore, when the window is unnecessarily opened, this open state can be quickly detected, and for example, the power can be automatically turned off by the control circuit.

[0010] Further, by providing a lid opening / closing detecting means for detecting whether or not the lid is closed with respect to the operation panel body, when the lid is unnecessarily opened, this is reliably detected. However, it is possible to effectively prevent light from leaking into the dark room.

[0011]

FIG. 1 is a schematic illustration of a film processing and packaging system 12 incorporating a dark room operation panel 10 according to an embodiment of the present invention. FIG. FIG. 14 is a schematic perspective explanatory view when manufacturing No. 14;

The film processing and packaging system 12 includes a film roll 15 on which a long photosensitive film F is wound.
A film supply unit 18 for supplying a fixed-size film 16 by rewinding and cutting to a predetermined length;
0 and the fixed-size film 16 are positioned with respect to each other, and a film winding portion 22 for winding the fixed-size film 16 on the spool 20 and a body plate 24 are rolled. Patrone 2
After the patrone manufacturing unit 30 for manufacturing the cartridge 8 and the winding body 32 in which the fixed-size film 16 is wound around the spool 20 are inserted into the single-sided patrone 28 manufactured by the patrone manufacturing unit 30, An assembling portion 36 for caulking a cap 26b at the other open end of the open patrone 28 to form a wrapped patrone 34, and storing the wrapped patrone 34 in a case 38,
A case cap 40 is attached to the open end of the
And a case filling portion 42 for obtaining The operation panel 10, the film supply unit 18, the film winding unit 22, and the assembling unit 36 are housed integrally in a dark room 44, while other equipment is arranged in a bright room 46.

A spool supply unit 50 for supplying the spool 20 to the film winding unit 22, a cap supply unit 52 for supplying the cap 26 b to the assembly unit 36, and a case cap 40 are provided downstream of the film processing and packaging process.
And a case supply unit 56 for supplying the case 38 to the case packing unit 42 are provided in a centralized manner.

As shown in FIGS. 3 to 5, the operation panel 10 includes:
The operation panel main body 60, a lid body 62 that is attached to the operation panel main body 60 so as to be openable and closable, and electric wires derived from the inside of the operation panel main body 60, for example, electric wires 64 a to 64 h. Light leakage preventing means 66 for preventing light from leaking outside (into the dark room 44).

The operation panel main body 60 has a substantially rectangular shape.
By bending an iron plate or providing a light-shielding structure at a joint portion, the entire structure has a light-shielding function. Although not shown inside the operation panel main body 60,
A power supply, various substrates, and the like are accommodated. The lid 62 is swingably attached to one side of the opening 60a of the operation panel main body 60 via a hinge 68, and the lid 62 is attached to the tip of the lid 62 on the swing side. Opening 60a of operation panel body 60
A stopper 70 is provided to be fixed to the other side of the side.

A light shielding means 72 is provided between the operation panel main body 60 and the lid 62. As shown in FIG. 6, the light-shielding means 72 includes a light-shielding frame 74 provided around the opening 60a of the operation panel main body 60, and the light-shielding frame 74 is bent inward once to form a step. After the portion 76 is formed, the locking surface 78 is formed by bending outward at the tip portion. The lid 62 has a side plate portion 80 extending toward the step portion 76 of the light-shielding frame portion 74, and an inner end of the side plate portion 80 circulates through the opening 60 a and comes into contact with the locking surface 78. An elastic body, for example, neoprene sponge 82 is attached.

The operation panel main body 60 and the lid 62 are provided with lid opening / closing detecting means 84 for detecting whether or not the lid 62 is closed with respect to the operation panel main body 60. As shown in FIG. 6, the lid opening / closing detecting means 84 includes a first proximity switch 86 screwed and fixed to a bent portion of the light shielding frame 74 constituting the operation panel main body 60 and a side plate 80 of the lid 62. A first dog member 88 fixed to and opposed to the first proximity switch 86;

As shown in FIGS. 3 and 4, a switch panel 92 on which a plurality of switches 90 are arranged is provided on the lower front side of the lid 62. A display unit 94 and the visible display unit 94
And a window 96 which is provided to be openable and closable.

The visible display section 94 has a lamp unit 94a for lighting and displaying various states, and a display unit 94b for displaying numbers and characters. As shown in FIG. 4, the window 96 is swingably attached to one end of the visible display unit 94 via a hinge 98, and the window 96 is connected to the visible display unit 94 by a stopper 100. Fixed to the other end.

A rectangular opening 104 is formed in the cover 102 constituting the window 96, and the transparent acrylic plate 1 is placed inside the opening 104 via a neoprene rubber 106.
08 are adhered. Acrylic plate 108 and visible display unit 94
A known filter sheet 109 that allows only infrared light to pass therethrough is interposed therebetween. The filter sheet 109 is
Since only light in the wavelength range of 50 mm to 850 mm or more is transmitted, the fixed-size film 16 is not exposed. On the other hand, the operator wears an infrared scope (dark room mirror) in the dark room 44. This infrared scope is 750mm-8
The CCD camera is provided with a CCD camera that performs imaging in a wavelength range of 50 mm or more, and a small monitor that performs image display by using an imaging signal of the CCD camera. .

As shown in FIG. 6, between the visible display portion 94 and the window portion 96, a light-shielding means 110 and whether or not the window portion 96 is closed with respect to the visible display portion 94 is detected. Window opening / closing detecting means 112 is provided.

The light shielding means 110 includes a neoprene sponge 114 which is attached around the front surface of the visible display section 94 so as to be adhered thereto.
8 can be freely pressed. The window opening / closing detecting means 112 includes a second proximity switch 116 screwed to the lid 62 and a second dog member 118 fixed to the cover 102 and facing the second proximity switch 116.

The light leakage preventing means 66 includes electric wires 64a to 64a.
h are inserted one by one, and a plurality of flexible holding members 120 a to 120 a to penetrate through the upper wall portion 60 b of the operation panel body 60 are attached.
120h, and a light-shielding duct member 122 provided to cover the upper wall portion 60b to which the holding members 120a to 120h are attached.

The holding members 120a to 120h are deformed by inserting the electric wires 64a to 64h one by one and attaching them to the respective through holes 123 of the upper wall portion 60b, so that the upper wall portion 60b and the electric wires 64a are deformed. ６４64h is prevented from being formed.

The light-shielding duct member 122 is fixed to the upper wall portion 60b of the operation panel main body 60 with a packing (not shown) interposed therebetween and has a substantially 90 ° bent inside for inserting the electric wires 64a to 64h. It has a curved passage 124 which is formed. The bent passage 124 is provided between the upper wall 60b and the electric wire 6.
After extending in the lead-out direction (vertical upward direction) of 4a to 64h,
It extends in a direction (horizontal direction) perpendicular to the drawing direction and is opened to the dark room 44.

With respect to the operation of the operation panel 10 thus configured, a film processing and packaging system 12 incorporating the operation panel 10 is provided.
This will be described below in relation to.

As shown in FIG. 2, for example, a film roll 15 cut to a width of 35 mm is mounted on a film supply unit 18 and cut into a predetermined length by the film supply unit 18 to form a fixed-size film 16. Is done. The fixed-size film 16 is wound around the spool 20 with its leading end 16a locked, and a roll 32 is obtained. The wound body 32 is conveyed to the assembling section 36 in a state where the rear end 16c of the fixed-size film 16 is pulled out by a predetermined length, and is placed in the one-sided patrone 28 supported by the assembling section 36 in the upright posture. Inserted.

After the wound body 32 is inserted into the one-sided patrone 28, the cap 26b is swaged at the other open end of the one-sided patrone 28, and the wrapped-in patrone 34 is obtained. The entrained patrone 34 is sent to the case stuffing portion 42, while the case stuffing portion 42
The case 38 is supplied from the case supply unit 56. Next, after the wraparound patrone 34 is inserted into the case 38, a case cap 40 is attached to the open end of the case 38 to obtain the packaged product 14.

The operation panel 10 according to the present embodiment is disposed in the dark room 44, and the operator can check the information displayed on the lamp unit 94a and the display unit 94b of the visible display unit 94 while making necessary checks. The respective switches 90 on the switch panel 92 are operated accordingly.

In this case, the wires 64a to 64h connected to the control board (not shown), the visible display section 94, the switch panel 92, and the like are led out of the operation panel main body 60. Light may leak into the dark room 44 from the gap between the control panel main body 60 and the upper wall portion 60b.

However, in this embodiment, the electric wire 64
a to 64h are one by one flexible holding members 120a to 120h
0h, the holding members 120a-12
0 h is press-fitted into each through hole 123 formed in the upper wall portion 60 b of the operation panel main body 60. For this reason, the holding member 12
0a to 120h are each through hole 123 and electric wires 64a to 64h.
Between the wires 64a to 64h and the through-hole 1
There is no gap formed between the control panel 23 and the control panel 23, so that light can be effectively prevented from leaking from inside the operation panel main body 60.

In particular, since the electric wires 64a to 64h are inserted one by one through the respective holding members 120a to 120h, the electric wires 64a to 64h and the holding members 120a
Adhesion of up to 120 h is improved, and light leakage can be reduced as much as possible.

Further, the holding member 12 is attached to the upper wall portion 60b.
A duct member 122 is mounted so as to cover 0a to 120h, and has a bent passage 124 that is bent by approximately 90 ° to allow the electric wires 64a to 64h to pass therethrough. Therefore, if the electric wires 64a to 64h and the upper wall 6
Even if light leaks from the space between the bent passage 124 and the dark room 44, the light is blocked by the upper part of the duct member 122 and does not leak out of the bent passage 124, that is, into the dark room 44.

Accordingly, the holding members 120a to 120h
By simply using the light leakage prevention means 66 having a simple configuration including the light guide member and the duct member 122, it is possible to reliably prevent light from leaking from the operation panel main body 60 into the dark room 44 along the electric wires 64a to 64h. There are advantages.

In this embodiment, the light shielding means 72 provided with the neoprene sponge 82 is provided between the operation panel main body 60 and the lid 62, and the lid 62 closes the operation panel main body 60. A cover opening / closing detecting means 84 for detecting whether or not the operation is performed. Therefore, in a state where the lid 62 is closed to the operation panel main body 60 via the stopper 70, light in the operation panel main body 60 is interposed between the operation panel main body 60 and the lid 62 via the light shielding means 72. There is no leakage from the gap into the dark room 44.

On the other hand, when the lid 62 is unnecessarily opened, the first dog member 88 is displaced integrally with the lid 62, and
The open state of the lid 62 is quickly detected via the proximity switch 86. Therefore, if the display power is automatically turned off by a control circuit (not shown) after the first proximity switch 86 detects that the lid 62 is opened, light leaks into the dark room 44 and the fixed-size film 16 Can be effectively prevented from being exposed.

Further, in this embodiment, between the visible display portion 94 and the window portion 96, the light shielding means 110 and whether or not the window portion 96 is closed with respect to the visible display portion 94 is detected. Window opening / closing detecting means 112 is provided. Accordingly, it is possible to reliably prevent light other than infrared light from leaking from the visible display unit 94 into the dark room 44. In addition, when the window 96 is unnecessarily opened, it can be quickly detected through the second proximity switch 116, and the power is automatically turned off, so that light can leak into the dark room 44. Can be avoided.

[0038]

As described above, in the operation panel for a dark room according to the present invention, light leakage prevention for preventing light from leaking out of the operation panel main body through electric wires led out from the inside of the operation panel main body. Means. The light leakage preventing means includes a plurality of flexible holding members which are inserted one by one through wires and penetrates a wall of the operation panel body, and a wall to which the flexible holding member is attached. And a light-shielding duct member having a bent passage for inserting electric wires led out from inside the operation panel body. Thus, with a simple configuration, it is possible to easily and reliably prevent light from leaking into the dark room from the gap between the electric wires and the wall.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view of a film processing and packaging system incorporating an operation panel for a dark room according to an embodiment of the present invention.

FIG. 2 is a schematic perspective explanatory view when a package is manufactured by the film processing and packaging system.

FIG. 3 is an explanatory perspective view of the operation panel.

FIG. 4 is a partially cutaway front view of the operation panel.

FIG. 5 is a partially cutaway side view of the operation panel.

FIG. 6 is a longitudinal sectional side view of a main part of the operation panel.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 ... Operation panel 12 ... Film processing packaging system 14 ... Packaged goods 60 ... Operation panel main body 62 ... Lid 64a-64h ... Electric wire 66 ... Light leakage prevention means 72 ... Light shielding means 82 ... Neoprene sponge 84 ... Lid opening / closing detection means 86 116 proximity switch 94 visible display unit 96 window unit 110 light blocking unit 112 window opening / closing detection unit 114 neoprene sponge 120a to 120h holding member 122 light blocking duct member 124 bent passage

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Takayuki Kanbara 210 Nakanakanuma, Minamiashigara-shi, Kanagawa Fuji Photo Film Co., Ltd. (72) Inventor Susumu 210 Nakanakanuma Minamiashigara-shi, Kanagawa Fuji Photo Film Co., Ltd.

Claims (4)

[Claims] An operation panel for a dark room, which is manually operated by an operator in a dark room, comprising: an operation panel main body; a lid that is openably and closably mounted on the operation panel main body; Light leakage preventing means for preventing light from leaking out of the operation panel main body through electric wires, wherein the light leakage preventing means inserts the electric wires one by one and inserts the electric wires into the operation panel main body. A plurality of flexible holding members attached through the wall portion; and the electric wire provided to cover the wall portion to which the flexible holding member is attached, and led out of the operation panel body. And a light-shielding duct member having a bent passage for inserting a class. 2. The operation panel according to claim 1, wherein the bent passage of the light-shielding duct member extends in a direction in which the wires are led out from the wall portion, and then intersects perpendicularly with the lead-out direction. An operation panel for a dark room, characterized by being opened to the public. 3. The operation panel according to claim 1, wherein the cover is provided with a visible display portion, and a window portion provided on the visible display portion so as to be openable and closable, and transmitting only infrared light from the visible display portion. A light shielding unit provided between the visible display unit and the window unit; and a window unit open / close detection unit that detects whether the window unit is closed with respect to the visible display unit. Operation panel for dark room. 4. The operation panel according to claim 1, wherein
Light shielding means provided between the operation panel body and the lid; and lid opening / closing detection means for detecting whether the lid is closed with respect to the operation panel body. Operation panel for dark room.