JPS63178046A - Plate making apparatus for screen printing base paper - Google Patents

Abstract

PURPOSE:To arrange an apparatus main body to one corner of an office or by the wall thereof, by performing control so that screen printing base paper is transferred from the interior to this side and transferred from this side to the interior at the time of the plate making of a manuscript or transferred from the interior to this side at the time of the finish of plate making. CONSTITUTION:When screen printing base paper 2 is replaced or maintenance is performed, a plate making apparatus main body may be drawn out along with an apparatus mount stand 24 in this side direction looked from an operation side. In forming the image of a manuscript 15 on the screen printing base paper 2 by a plate making process, the manuscript 15 is placed on a manuscript mount table 13 so that the surface to be subjected to plate making is turned upwardly and, when starting operation is performed, both manuscript transfer roller pairs 16, 16, 19, 19 start forward rotation to allow the manuscript 15 to forwardly move toward the interior and the image formed to the upper surface of the manuscript 15 is read by an image sensor 17 to be converted to an electric signal. The manuscript 15 is entirely read and the absence of the manuscript 15 is detected by a microswitch 18 and both manuscript transfer roller pairs 16, 16, 19, 19 are once stopped. The screen printing base paper 2 after plate making is cut into a predetermined length dimension and, at the same time, both manuscript roller pairs 16, 16, 19, 19 are reversed and the manuscript 15 rearwardly moves toward this side to be fed back to the manuscript mount table 13.

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Industrial Application Field The present invention relates to a plate-making device for making a stencil from a calligraphic image of a manuscript onto a stencil sheet, and in particular, it relates to a plate-making device that performs all plate-making operations from one side. It's something you get.

(B) Conventional technology In the conventional plate-making apparatus, for example,
As described in the publication, the document transport means is configured to transport the document in one direction, and the stencil paper is transported only in the opposite direction to the direction in which the document is transported. Therefore, the manuscript and stencil paper after plate making are discharged from opposite sides of the main body of the apparatus, making it impossible to print only from one side.

(c) Problems to be Solved by the Invention As mentioned above, in the conventional technology, the manuscript after plate making and the stencil paper are discharged from opposite sides of the main body of the apparatus.
It was not possible to operate from only one side. Therefore, it was not possible to install the device in one corner of the office.

Furthermore, it has been difficult to create a so-called component type device in which a printing device is stacked on a plate-making device.

Incidentally, in recent years, due to the rise in land prices, there has been a call for more efficient installation space for office equipment in offices, but conventional techniques have not been able to do so as desired, as described above.

Note that facsimiles and plate-making devices have completely different industrial fields of use.

(d) Means for Solving the Problems The present invention provides an imaging means for reading and converting a calligraphic image on the side of a manuscript to be made into an electrical signal, and a document transporting means for scanning the manuscript at an imaging position. a thermal head for manually applying the output signal from the imager to produce a calligraphic image corresponding to the original on a stencil sheet; and a document transporting means for transporting the stencil sheet in one direction while slidingly contacting the thermal head. In the equipped plate-making equipment, from the perspective of the reproducing side,
The document transporting means exclusively transports the stencil paper from the back to the front, and the document transporting means is provided with means for controlling the document so that it is transported from the front to the back during plate-making and from the back to the front after plate-making is completed. This is a stencil-making device for stencil paper, which is characterized by:

(e) Operation In the present invention, when viewed from the operating side, the document transport means exclusively transports the stencil paper from the back to the front side, and the document transport means also moves from the front to the back side during plate-making of the manuscript, and when the plate-making is completed. Since it is controlled to move from the back to the front, all the work can be done from one side (the front).

(f) Embodiment Each of the drawings shows an embodiment of the present invention,
FIG. 1 is a longitudinal sectional view, and FIG. 2 is a time chart.

In Fig. 1, (1) is the main body of the plate-making device, and a roll of thermal stencil paper (2
) is rotatably mounted on the support shaft (3).A rotational force is applied to the pull-out side (downstream side) of the roll-shaped stencil paper (2) in the direction of pulling out the stencil paper (2). A platen roller (4) is provided, and the platen roller (4)
A well-known thermal head (5) on which heating elements are arranged in a direction perpendicular to the direction of transport of the stencil paper (2).
is provided. The thermal head (5) is
It is lightly pressed against the upper part of the platen roller (4) via the stencil paper (2) by a spring shown in the figure.

A cutting device (6) is provided on the downstream side (left side) of the thermal head (5) for cutting the stencil paper (2) after making the plate into desired dimensions. This cutting device (6) is
The applicant has already applied (Japanese Patent Application No. 61-236834)
As described in detail in the specification, the near movable member (8) has its upper end swingably attached to the free end of a swing arm (7) that swings about its base end ) is equipped with a heat wire (9) extending in a direction perpendicular to the direction of transport of the stencil paper (2). and applying a current to the heat wire (9) 1;
By bringing this into contact with the stencil paper (2) while generating heat, the stencil paper (2) after making the plate is thermally cut.

On the downstream side of the cutting device (6), there is a pair of base paper discharge rollers (10) as a base paper transport means for discharging the stencil paper (2) after cutting ttJ in the forward direction when viewed from the reproducing side.
(10) is provided. (11) is an upper guide for double-edging the stencil paper (2) after cutting, and (12) is a lower guide.

At the lower left side of the main body of the plate-making device (1), there is a document mounting table (13).
), whose base end is swingably attached to the plate-making apparatus main body (1), and an auxiliary stand (14) is extendably attached to the free end of this document placement stand (13).

Then, with the auxiliary table (14) inserted into the document placing table (13), if you rotate this document placing table (13) clockwise, the document placing table (13) will serve as the cover on the front side. will be fulfilled.

On the right side of the manuscript @ table (13) is the manuscript to be plated (
a first document transport roller pair (16) for transporting the document (15);
) (16) is provided. When reading the original (15), the first original transport roller pair (16) (16) transports the original (15) to the right and returns the original (15) from which all contents have been read. When discharging onto the original document mounting table (13), the document (15) is transported to the left (in the same direction as the cut stencil paper (2) is transported).
Its direction of rotation is controlled.

On the right side of the first pair of document transport rollers (16) (16), there is a well-known image sensor as an imaging means for reading a calligraphy image on the side of the document (15) to be plated and converting it into an electrical signal. (17) is provided. The output signal from the 41 customer image sensor (17) is amplified and input to the thermal head (5).

A document (15) is located below the image sensor (17).
A microswitch (1B) is provided to detect this. A second pair of original transport rollers (19) (19) for transporting the original (15) is provided on the right side of the microsinch (18). This second document transport roller pair (19) (19) is similar to the first document transport roller pair (16) (16).
When reading 5), move this original (15) to the right, and when ejecting the original (15) with all the document images read to the original original platen (I3) 7, move the original (15) to the right. The direction of rotation is controlled so that (15) is transferred to the left.

On the right side of the second pair of document transport rollers (19) (19) is a document for temporarily storing the document (15) whose document image has been read by the image sensor (17). ♀
A retaining stand (20) is provided.

A keyboard (21) for manipulating the main body (1) of the plate-making apparatus is attached to the lower guide (12).

Therefore, the document mounting table (13) is connected to the plate making apparatus main body (1).
When it is closed, it cannot be operated from the outside, but if it is opened and the original (15) can be placed on it, the keyboard (21) can also be operated. Become.

(22) is a control device placed on the inner bottom of the main body (1) of the plate-making apparatus, and is equipped with a microcomputer and various types of memories.

(23) is the cover on the back side.

The plate making apparatus main body (1) is mounted on an apparatus mounting table (24). At the lower end of this device mounting stand (24) are wheels (
25a) and (25b) are rotatably mounted, and normally the main body of the plate-making apparatus (1) is inserted into the casing (26) together with the apparatus mounting base (24). And stencil paper (2)
When replacing or performing maintenance, it is sufficient to pull out the plate making apparatus main body (1) together with the apparatus mounting base (24) toward the front as viewed from the operating side.

When the device mounting stand (24) is pulled out from the housing (26), the wheels on the front side (25a) move on the floor, and the wheels on the back side (25a)
b) will roll on the inner bottom of the housing (26).

Further, on the upper surface of the casing (26), the plate-making device main body (1
) The stencil paper (2) on which the calligraphy image of the manuscript (15) was made
) A printing device (27) is installed for printing using a printer.

According to this embodiment, the manuscript (15
) To make a plate for the calligraphy image of
), place the manuscript (15) so that the side to be made is the side facing up.
is placed, and its real edge is aligned with the first pair of document transport rollers (1
6) After inserting the keyboard until it touches (16), start the keyboard (21).

Then, first, the pair of original transport rollers (16) (1)
6), (19) (19) starts rotating forward and the document (15)
) moves toward the back side, and the image sensor (17) reads the calligraphy image formed on the top surface of the original (15) and converts it into an electrical signal. This electrical signal is amplified and input to the thermal head (5).

At this time, the platen roller (4) and the pair of base paper ejection rollers (10) (10) also rotate, and the thermal head (5) also rotates.
) each heat generating element generates heat corresponding to the calligraphic image of the original (15). Then, an image corresponding to the 1111 writing image will be made on the stencil paper (2).

Then, the original (15) is completely read, the microsinch (18) detects the absence of the original (15), and after a predetermined period of time (approximately 2 seconds) has elapsed, the pair of original transport rollers (16) ) (16), (19) (19) is temporarily stopped.

At this time, the stencil making for the stencil paper (2) has also been completed, and the platen roller (4) and the stencil discharge roller pair (10) (1
0) stops with the stencil paper (2) being slightly transferred. Then, in this state, the cutting device (6) operates to cut the stencil paper (2) after making the plate into a predetermined length. After cutting the stencil paper (2), the pair of stencil discharge rollers (
10) (10) rotates again. Then, the cut stencil paper (2) slides down on the lower guide (12) toward the front side and is placed on the document mounting table (13).

Then, the original (15) moves back toward the front and returns onto the original placing table (13). Note that both document transport roller pairs (
16) (16), (19) The reversal speed of (19) is
The original (15) rotates faster than the normal rotation speed when reading the original (15).
15), the stencil paper (2) after plate making is placed on the manuscript table (13).
), it has returned to the original table (13).

Therefore, by appropriately selecting the sequence in which the stencil paper (2) is placed on the original document (15), it is possible to turn the stencil paper (2) upside down. Further, it is also possible to control the stencil paper (2) to be ejected while being placed on the original document (15).

The small manuscript (15) is moved back and forth at the same speed, and the image sensor (17) reads the document image during the forward and backward movements, and the same image is printed on the stencil paper (2) of a predetermined size. It is also possible to make two plates at symmetrical positions.

Further, by reciprocating the small original (15) twice, it is possible to make two identical images on the stencil paper (2).

(G) Effects of the Invention In the present invention, when viewed from the operating side, the document transporting means exclusively transports the stencil paper from the back to the front, and the document transporting means also moves from the front to the back during plate-making of the manuscript, and also when the plate-making is completed. Since the rear part is controlled to move from the back to the front, all operations can be performed from one side.

Therefore, it is possible to install the main body of the apparatus in a corner of the office or against a wall, which can also contribute to increasing the efficiency of the installation area of office equipment in the office.

In addition, as shown in the above embodiment, a component type is adopted, and the main body of the device is housed in a case that can be opened only from the front, and the device can be operated in this state, so printing devices, etc. In combination with this, it is also possible to perform plate making and printing operations efficiently in less space.

[Brief explanation of the drawing]

FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention, and FIG. 2 is a time chart. (1)...The main body of the plate-making device, (2)...The stencil paper, (
4)...Platen roller (base paper transport means), (5)...
Thermal original, (16) First original transport roller pair (original transport means'), (17) Image sensor (imaging means), (19) Second original transport roller Pair (manuscript transport means).

Claims (1)

[Scope of Claims] 1. Imaging means for reading and converting a calligraphy image on the side of a manuscript to be made into an electrical signal, a document transporting means for scanning the manuscript at an imaging position, and a device from the imaging means. A stencil-making device that is equipped with a thermal head to which an output signal is input and for stencil-making a calligraphy image corresponding to a manuscript onto a stencil sheet, and a paper transport means for transporting the stencil sheet in one direction while sliding the stencil sheet in sliding contact with the thermal head. When viewed from the operating side, the stencil paper transport means exclusively transports the stencil paper from the back to the front, and the document transport means transports the stencil paper from the front to the back during plate-making, and from the back to the front after plate-making is completed. A stencil-making device for stencil paper, characterized in that it is equipped with a means for controlling the stencil so as to perform the following operations. 2. The stencil paper making apparatus according to claim 1, wherein means for placing the stencil paper and the manuscript after making the plate is provided on the front side of the apparatus main body when viewed from the operating side.