JP5196491B2 - Paper folding machine paper feed mechanism - Google Patents

Description

  The present invention relates to a paper feeding mechanism of a paper folding machine.

2. Description of the Related Art A paper folding machine is well known that inserts the leading end of a conveyed paper sheet into a folding buckle, folds it from a portion protruding from the folding buckle, and folds the folded portion by sandwiching it between a pair of folding rollers. FIG. 5 shows an example of a paper folding machine using such a folding buckle. In FIG. 5, 1 is a folding buckle (six in the illustrated example), 2 is a carry-in roller, and 3 is a folding roller (7 in the illustrated example). 4) a sheet conveying belt, 5 a sheet feeding roller, 6 a sheet feeding stand, 7 a sheet feeding platform lifting chain, and P a sheet.

The uppermost sheet P of the sheets stacked and loaded on the sheet feed tray 6 is sent out onto the sheet transport belt 4 by the sheet feed roller 5. The sheet fed onto the sheet conveying belt 4 is sandwiched between the carry-in roller 2 and the folding roller 3 facing the carry-in roller 2 and inserted into the folding buckle 1. A stopper for determining a folding position (not shown) is set at a predetermined position on the folding buckle 1, and the leading edge of the inserted paper comes into contact with the stopper and stops. The paper conveying belt 4 and the carry-in roller 2 continue to be driven, the portion protruding from the folding buckle 1 is bent, the folding portion is the leading edge, the sheet is sandwiched between the pair of folding rollers 3, and the folding portion is the leading edge. Is inserted into the next folding buckle 1. This is sequentially repeated to form a predetermined number of folds. The paper feed tray 7 moves up to a position where the uppermost sheet can be fed onto the paper transport belt 4 whenever the stacked sheets are reduced. In addition, 1a is a cover of a folding mechanism part.

No. 4-35330

  By the way, there is a case where the paper processed by a pre-processing machine such as a printing machine is sent to the paper folding machine as it is and the paper is bent. In this case, since the folding machine as described above has a paper feed base at the paper carry-in position, there is a problem that it takes a lot of labor and labor to connect the folding machine and the preprocessing machine such as removing the paper feed base. .

The problem to be solved by the invention is that the folding machine and the pre-processing machine can be connected quickly and easily, and the labor and labor for connecting the folding machine and the pre-processing machine can be reduced. .

In order to solve the above-described problems, the present invention provides a paper folding machine having a paper feed table that moves up and down to a paper carry-in position, wherein the paper feed table is provided with guide rail fixing means and the paper feed table lowered. When a pre-processing device is connected to the paper folding machine, a guide rail is fixed to the guide rail fixing means of the paper feed table. Is connected to the guide rail on the conveyor storage table, and the conveyor stored on the guide rail on the conveyor storage table is moved along the guide rail of the paper supply table to be installed on the paper supply table. The sheet feeding table on which the conveyor is installed is raised by a predetermined amount, and the conveyor on the sheet feeding table is installed at the paper loading position of the folding machine.

In the present invention, when a pre-processing machine is connected to a paper folding machine, a guide rail is fixed on the paper feed table, and the conveyor stored on the conveyor storage table is moved along the guide rail and placed on the paper feed table. Since the conveyor is placed at the paper loading position of the folding machine by raising the paper feeding platform, the pre-processing machine can be connected to the paper folding machine without the need to remove the paper feeding platform. Moreover, since the conveyor is moved along the guide rail, it can be easily installed on the sheet feeding table. That is, there is an effect that the folding machine and the pre-processing machine can be connected quickly and easily without any effort.

It is the top view (a) and side view (b) which show the structure of the paper folding machine single use state which concerns on Example 1 of this invention. It is the top view (a) and side view (b) which show the connection use state of the paper folding machine and pre-processing machine which are shown in FIG. It is explanatory drawing of the connection mechanism of the paper folding machine and pre-processing machine which concern on Example 1 of this invention. It is explanatory drawing of the connection mechanism of the paper folding machine and pre-processing machine which concern on Example 1 of this invention. It is a side view which shows the structure of the conventional paper folding machine.

A paper folding machine according to a first embodiment of the present invention will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the part which is the same as that of the conventional paper folding machine shown in FIG. 5, or respond | corresponds, and description about folding operation | movement is abbreviate | omitted. In FIG. 1, 6 is a paper feed table, 7 is a drive sprocket 7a driven by a motor M (see FIG. 3) and a chain spanned by a driven sprocket 7b, 8 is a conveyor belt 8a (4 in the illustrated example). The conveyor has 9, a conveyor storage table, 10 a guide rail having a concave section for a sheet feeding table (see FIG. 3B), and 11 a pre-processing machine such as a printing machine. Casters 8b are attached to the lower surface of the conveyor, and two guide rails 9a having a concave cross section and a sensor 9b for detecting the presence or absence of the conveyor are attached to the upper surface of the conveyor storage table.

The storage table 9 is installed side by side with the sheet supply table 6 in the lowest position, and the conveyor 8 is placed with the casters 8b fitted in the recesses of the guide rails 9a attached to the upper surface thereof. . When the paper folding machine is used alone, the conveyor 8 is placed on the conveyor storage base 9, and the sheets to be folded are stacked on the paper feed base 6 in this state. P is fed out onto the paper transport belt 4 by the paper feed roller 5, and the paper is folded by the folding buckle and the folding roller. This case is similar to the use of the conventional paper folding machine shown in FIG.

As shown in FIGS. 3A and 3B, fitting holes 6a are formed in substantially four corners of the paper feed table 6, and the lower surface of the concave guide rail 10 for the paper feed table is shown in FIG. As shown in FIG. 6B, a fitting protrusion 10a that fits into the fitting hole 6a of the paper feed tray 6 is formed. When a pre-processing machine is connected to the paper folding machine and each paper sheet unloaded from the pre-processing machine is folded by the paper folding machine, the motor M is driven to feed paper as shown in FIG. The chain 7 on the side to which the table 6 is fixed is moved downward, and the sheet feeding table 6 is placed at a position aligned with the conveyor storage table 9. Actually, the height of the conveyor storage base 9 is set so as to be aligned with the paper supply base 6 when the paper supply base 6 is lowered to the lowest position, and the paper supply base 6 is placed at the lowest position.

Then, a guide rail 10 having a fitting protrusion 10a formed on the lower surface stored in an appropriate place is prepared, and the fitting protrusion 10a is inserted into the fitting hole 6a of the sheet feed table 6 as shown in FIG. The guide rail 10 is installed on the upper surface of the paper feed tray 6. At this time, the guide rail 10 on the paper feed tray 6 and the guide rail 9a on the conveyor storage base 9 are connected in a straight line without any step. Thereafter, as shown in FIG. 3C and FIG. 4A, the conveyor 8 on the conveyor storage base 9 is moved along the guide rail 10 to install the conveyor 8 on the paper feed base 6. Specifically, the handle 8c attached to the body of the conveyor 8 is grasped and pulled. At this time, since the caster 8b of the conveyor 8 rolls in the recesses of the guide rails 9a and 10, it can be easily pulled in.

Thereafter, as shown in FIG. 4 (b), the paper feed table 6 is raised, and as shown in FIG. 2 (b), the conveyor 8 on the paper feed table 6 is moved to the paper loading position of the paper folding machine, that is, the conveyor 8 The conveyor belt 8a and the paper conveying belt 4 of the paper folding machine are connected to each other. By this installation, the paper carried out from the pretreatment machine 11 is carried out onto the conveyor belt 8a of the belt conveyor device 8, and the paper carried out onto the conveyor belt 8a is sent out onto the paper conveying belt 4 of the paper folding machine. . The sheet fed onto the sheet conveying belt 4 of the sheet folding machine is folded by the folding buckle 1 and the folding roller 3.

When the folding of the paper carried out from the pre-processing machine 11 is finished and the paper folding machine is used alone, the paper feed table 6 is lowered and stopped at a position aligned with the conveyor storage table 9. Then, the conveyor 8 on the sheet feeding table 6 is moved along the guide rail 9 a on the conveyor storage table 9, and the conveyor 8 is placed on the conveyor storage table 9. Thereafter, the guide rail 10 on the paper feed tray 6 is removed, the sheets to be folded are stacked on the paper feed tray 6, and the uppermost one stacked on the paper feed tray 6 is placed as shown in FIG. The paper feed stand 6 is raised to a position where the sheet P can be fed by the paper feed roller 5 onto the paper transport belt 4 of the paper folding machine.

DESCRIPTION OF SYMBOLS 1 Folding buckle 2 Carry-in roller 3 Folding roller 4 Paper conveyance belt 5 Paper feed roller 6 Paper feed base 6a Fitting hole 7 Paper feed base raising / lowering chain 8 Conveyor 8a Conveyor belt 8b Caster 9 Conveyor storage base 9a Guide rail 10 Guide rail 10a fitting Joint 11 Pre-processing machine P Paper

Claims (1)

  In a paper folding machine provided with a paper feed table that moves up and down to a paper carry-in position, guide rail fixing means are provided on the paper feed table, and a conveyor that is arranged in parallel with the lowered paper feed table and is stored on the upper surface is placed A conveyor rail provided with a guide rail, and when connecting a pre-processing machine to the paper folding machine, the guide rail is fixed to the guide rail fixing means of the paper feed table, The conveyors that are connected and stored on the guide rails on the conveyor storage base are moved along the guide rails of the paper supply base and installed on the paper supply base, and the paper supply base on which the conveyor is installed is raised by a predetermined amount. A paper feeding mechanism of the paper folding machine, wherein a conveyor on the paper feeding table is installed at a paper carry-in position of the folding machine.

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