JPH0350514Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention relates to a guide device for a photographic light-sensitive material in a photographic light-sensitive material developing machine.

[Conventional technology and its problems]

In general, in a paper developing machine that processes long color paper, to explain with reference to FIG. The processed color paper A is sequentially immersed and developed, and the developed color paper A is conveyed to the drying section 3 and the drying outlet rack section 4 arranged above it for drying. Paper A is conveyed to the cutter section 5 and cut out one by one.

In the paper developing machine as described above, in order to smoothly transport the color paper A in the drying section 3, the drying outlet rack section 4, and the cutter section 5,
Drying section 3, drying outlet rack section 4 and cutter section 5
A pair of left and right guides is provided for each of the paper sheets A, and the guides guide both side edges of the color paper A.

By the way, since there are several types of color paper A with different width dimensions, the above guide is
It is necessary to adjust the spacing according to the width dimension of the color paper A.

Conventionally, the drying section 3, the drying outlet rack section 4, and the cutter section 5 each have a knob for adjusting the distance between the guides, and the guides are individually adjusted by operating the knobs. It took a lot of time to adjust.

Furthermore, since the guides of the drying section 3, drying outlet rack section 4, and cutter section 5 are adjusted individually, there are cases where adjustments are forgotten or errors are made.

[Purpose of invention]

SUMMARY OF THE INVENTION An object of this invention is to provide a guide device which can eliminate the above-mentioned conventional disadvantages and efficiently adjust the intervals between the guides disposed in each of the drying section, drying outlet rack section and cutter section.

[Structure of the idea]

In order to achieve the above purpose, this invention provides a pair of adjustment shafts with opposite threads formed at both ends at the top and bottom of the drying section and the cutter section, and a nut body threadedly engaged with each adjustment shaft is attached to each guide. A knob is attached to one of the plurality of adjustment shafts, and a rotation transmission mechanism is provided to transmit the rotation of the adjustment shaft to the other adjustment shaft, and a rotation transmission mechanism is provided between the pair of left and right guides of the drying outlet rack section. Pass a pair of upper and lower shafts, attach a pair of slide blocks movable along each shaft to each guide, pass a connecting arm between the slide blocks at diagonal positions, and connect the intersections of the connecting arms with a pin. The sliding block movable along the lower shaft and the nut body attached to the guide of the drying section are provided with an engaging pin on one side facing each other and an engaging hole formed on the other side.

[Effect]

When the adjustment shaft is rotated by operating the knob, the remaining adjustment shafts are also rotated, and the pair of left and right guides arranged in the drying section and the cutter section are rotated by the engagement of the screws formed on each adjustment shaft with the nut bodies. Move symmetrically.

Furthermore, since an engaging pin and an engaging hole are provided between the nut body in the drying section and the slide block in the drying outlet rack part, the slide block moves as the nut body moves, and the slide block and the mating part move. Since the slide block at the corner position is connected by a connecting arm, the slide block at the diagonal position also moves. As each slide block moves, a pair of left and right guides arranged in the drying outlet rack section move symmetrically.

〔Example〕

Hereinafter, embodiments of this invention will be described based on the accompanying drawings.

As shown in FIGS. 1 to 3, the drying section 3 is provided with a pair of left and right V-shaped guides 6, along which the color paper A is conveyed upward.

A pair of adjustment shafts 7 and 8 are disposed above and below the back of the guide 6, and both ends of each adjustment shaft 7 and 8 are rotatably supported by a side plate 9 of the drying section 3.

A reverse thread 10 is formed at both ends of the adjustment shafts 7, 8, and a pair of nut bodies 11 are engaged with the thread 10.
is attached to the guide 6. Further, the pair of adjustment shafts 7 and 8 are interlocked via a sprocket-chain mechanism 12, and when one adjustment shaft 7 rotates, the other adjustment shaft 8 also rotates.

The color paper A conveyed from the drying section 3 to the drying outlet rack section 4 is conveyed upward by the rotation of a guide roller 13 and a pressure roller 14 arranged at the lower part of the drying outlet rack section 4.

A turn roller 1 is installed at the top of the drying outlet rack section 4.
5 is arranged, and the color paper A is moved along the upper outer circumference of the turn roller 15 and rotated by 180°.
The direction is changed, and the sheet is conveyed downward from the turn roller 15 to the cutter section 5 disposed between and below the guide roller 13 and the pressure roller 16.

The drying outlet rack section 4 includes a pair of rack plates 17, and an engaging hole 19 is formed in a support piece 18 facing inward from the lower front edge of the rack plate 17. A connecting pin 20 provided on the back side is inserted. The tip of the connecting pin 20 is formed into a large diameter part 21, and the lower part of the engagement hole 19 is a large diameter hole 22 through which the large diameter part 21 can pass, so that the drying outlet rack part 4 can be attached and detached. It's getting old.

4 to 7 show the drying outlet rack section 4.
The shaft 13a of the guide roller 13 is shown in detail.
The shaft 15a of the turn roller 15 is supported by a pair of rack plates 17.

A pair of guides 23 are arranged inside the rack plate 17. This guide 23 has a plate 24 whose upper outer periphery is arcuate, with a pair of protrusions 25 formed on both sides of the inner surface, and a guide wall 26 provided on the outer periphery of the plate 24 except for the lower edge. Both side edges of the color paper A are guided by the protrusions 25. When guiding the color paper A, the color paper A is deformed into an arc shape in the width direction, and a pair of guides 2 are used as auxiliary members.
A vertically long support guide 27 is provided between the color paper A and the center portion of the color paper A in the width direction.

A pair of slide blocks 28 and 29 are attached to the upper and lower parts of the inner surface of the guide 23, and the upper slide block 28 is slidably fitted onto the shaft 15a of the turn roller 15. Also,
The lower slide block 29 is slidably fitted along a shaft 30 extending between the lower ends of the rack plate 17.

Both ends of a connecting arm 31 are rotatably connected to a lower sliding block 29 disposed diagonally to the upper sliding block 28, and the intersection of the pair of connecting arms 31 is rotatable with a pin 32. is connected to. For this reason, a pair of guides 23
moves symmetrically.

As shown in FIGS. 2 and 3, the lower slide block 29 is located above the nut body 11 arranged in the upper part of the drying section 3, and has an engagement hole formed on the lower surface of the lower slide block 29. An engagement pin 34 protruding from the upper surface of the nut body 11 is inserted into the nut body 11 . For this reason, the nut body 11 is
When you move along the lower slide block 29
also move in the same direction.

Note that an engagement hole is formed on the upper surface of the nut body 11,
An engagement pin may be provided on the lower surface of the lower slide block 29.

As shown in FIGS. 1 to 3, the color paper A conveyed from the drying outlet rack section 4 to the cutter section 5 is guided at both side edges by a pair of V-shaped guides 35 arranged on both sides of the cutter section 5. Ru.

A pair of adjustment shafts 36 are disposed above and below the side edges of each guide 35, and both ends of each adjustment shaft 36 are supported by rack plates 37. Reverse threads 38 are formed at both ends of the adjustment shaft 36, and nut bodies 39 engaged with each thread 38 are fixed to the guide 35. A knob 40 is attached to the end of the lower adjustment shaft 36, and the lower adjustment shaft 3 is adjusted by operating the knob 40.
6 is transmitted to the upper adjustment shaft 36 via a rotation transmission mechanism 41 such as a toothed belt-toothed pulley mechanism. Further, the rotation of the lower adjustment shaft 36 is transmitted to the adjustment shaft 7 disposed at the upper part of the drying section 3 via a rotation transmission mechanism 42 such as a sprocket-chain mechanism.

Now, when the lower adjustment shaft 36 of the cutter portion 5 is rotated by operating the knob 40, the rotation is transmitted to each adjustment shaft 7, 8, 36 via the rotation transmission mechanisms 41, 42 and the sprocket chain mechanism 12. Therefore, each adjustment shaft rotates.

Nut bodies 11, 39 are attached to the adjustment shafts 7, 8, 36.
are threadedly engaged, and each nut body is connected to a guide 6, 35.
Since the guides 6 and 35 are attached to the drying section 3 and the cutter section 5, the pair of guides 6 and 35 move symmetrically.

Further, since the nut body 11 screwed into the upper adjustment shaft 7 of the drying section 3 and the slide block 29 located above the nut body 11 are connected by the engagement hole 33 and the engagement pin 34, As the nut body 11 moves, the slide block 29 also moves. At this time, since the slide blocks 29 at diagonal positions of the drying outlet rack part 4 are connected to each other by the connecting arm 31, each slide block 29 moves along the shafts 15a and 30, and the drying outlet rack part 4 The pair of guides 23 move symmetrically.

In the case of the embodiment, the knob 40 is attached to the lower adjustment shaft 36 arranged in the cutter part 5, but the knob 40 is attached to the upper adjustment shaft 36 or the adjustment shafts 7 and 8 of the drying part 3.
You may also install it.

〔effect〕

As described above, according to this invention, by rotating the knob, the guides placed in the drying section, drying outlet rack section, and cutter section simultaneously move symmetrically, making it extremely easy to adjust the width of the guides. Moreover, the width of each guide can be adjusted reliably.

[Brief explanation of drawings]

Fig. 1 is a schematic diagram showing an embodiment of the guide device according to this invention, Fig. 2 is a vertical cross-sectional side view showing a part of the same on an enlarged scale, and Fig. 3 is a cross-section taken along the - line in Fig. 2. Figure 4 is a longitudinal sectional side view of the drying outlet rack section of the same as above, Fig. 5 is a longitudinal sectional front view of the same as above, Fig. 6 is a sectional view taken along the - line of Fig. 5, and Fig. 7 is a longitudinal sectional view of the same as above.
It is a sectional view along the - line of a figure. 3...Drying section, 4...Drying outlet rack section, 5...
...Cut portion, 6...Guide, 7, 8...Adjustment shaft,
10... Reverse thread, 11... Nut body, 12... Sprocket-chain mechanism, 13a... Shaft,
23... Guide, 28, 29... Slide block, 30... Shaft, 31... Connection arm, 3
2...Pin, 33...Engagement hole, 34...Engagement pin, 36...Adjustment shaft, 39...Nut body, 40...
...Knob, 41, 42...Rotation transmission mechanism.

Claims (1)

[Scope of utility model registration request] A pair of left and right guides for guiding both side edges of the photographic light-sensitive material is provided in each of the drying section, the drying outlet rack section disposed above the drying section, and the cutter section disposed below the drying outlet rack section. In the guide device for photographic light-sensitive materials, the photographic light-sensitive material after development is conveyed along the drying section and the cutter section. Attach the nut body screwed to the adjustment shaft to each guide,
A knob is attached to one of the plurality of adjustment shafts, a rotation transmission mechanism is provided for transmitting the rotation of the adjustment shaft to the other adjustment shaft, and a pair of upper and lower guides are provided between the pair of left and right guides of the drying outlet rack section. Pass the shafts, attach a pair of slide blocks movable along each shaft to each guide, pass connecting arms between diagonally positioned slide blocks, connect the intersections of the connecting arms with pins, and connect the lower shaft. A guide device for a photographic material, characterized in that an engaging pin is provided on one opposing surface of the slide block movable along the slide block and a nut body attached to a guide in a drying section, and an engaging hole is formed on the other side.