JP4493156B2 - Cutting device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to cross SaiSo location that was easily configure work inside inspection or part replacement of the cutting machine.
[0002]
[Prior art]
In the bookbinding process, there is a case where a booklet is formed by aligning the back surfaces of a predetermined number of stacked sheets and then performing gluing by gluing, and further bonding a cover. The booklet formed in this manner is cut at the fore edge by the fore edge blade provided in the cutting machine, the end face is trimmed, and transferred to the next step.
[0003]
In addition, a three-sided cutting machine provided with a top and bottom blade together with a small edge blade cuts both the small edge, the top and both sides of the booklet to align the end faces. Recently, in order to improve the processing efficiency of bookbinding, an example in which a plurality of booklets are stacked and stacked at a cutting position, and the side, top, and both sides of the ground are simultaneously cut with a three-way cutting machine.
[0004]
When the booklet edge is cut by these cutting machines, a fore edge aligning device is arranged in the pre-cutting process, and the booklet edge is preliminarily aligned by an aligning plate provided in the fore edge aligning device.
[0005]
FIG. 4 is a schematic side view showing an arrangement example of a conventional edge aligning device of a cutting machine. In FIG. 4, the cutting machine 50 includes a small edge blade 52, a top and bottom blade 53, and a press plate 54. Although not shown in the figure, it overlaps with the top and bottom blade 53, but another top and bottom blade is provided. The press plate 54 presses the booklet 51 disposed at the cutting position of the table 55 to prevent the booklet from moving when the booklet 51 and the top and bottom blade 53 cut the booklet's fore and bottom.
[0006]
58 is a small edge aligning device which is fixed to the fixed frame 50 a of the cutting machine 50 by a fixing portion 59. 56 is a back guide for aligning the back of the booklet 51 loaded in a plurality of books, 57 is an aligning plate for aligning the small edge of each booklet, and rotates in the direction of the arrow Ya to contact the small edge. Press so that the back is aligned with the back guide 56.
[0007]
When the fore ends are aligned, the alignment plate 57 is rotated in the direction of the arrow Yb to open a booklet conveyance path. Next, each booklet is squeezed by a chuck (not shown) and conveyed to a cutting position. Each booklet is pressed by the press plate 54 as described above, and a predetermined portion is cut by the small edge blade 52 and the top and bottom blade 53.
[0008]
A cover 60 is rotatably provided on a rotation shaft 61 on the rear surface of the fore edge aligning device 58. When inspecting the cutting machine or replacing parts such as the press plate 54 and the top and bottom blade 53, the cover 60 is moved in the direction of the arrow Pb and released. The operator performs a predetermined operation from the direction of the arrow W. After completion of the work, the cover 60 is moved in the direction of arrow Pa and closed.
[0009]
[Problems to be solved by the invention]
As described above, when the internal inspection of the cutting machine and the replacement of the parts are performed, the cover on the back side of the small edge aligning device is opened to perform a predetermined operation. However, the small edge aligning device is fixed to the fixed frame 50a, and it is difficult to check the inside of the cutting machine because it is blocked by the aligning plate 57 '. In addition, there is a problem that the parts replacement operation cannot be performed smoothly.
[0010]
The present invention has been made in view of such problems, and an object thereof is to provide a easily cross SaiSo location working inside inspection or part replacement of the cutting machine.
[0011]
[Means for Solving the Problems]
The purpose of the above is to cut a booklet with a cutting edge that cuts the three sides of the booklet and the top / bottom of the booklet loaded in the case surrounded by the outer wall, and the cutting edge to the cutting part. A cutting edge aligning section provided with a small edge aligning device provided with a swinging small edge aligning plate for aligning the small edge of a booklet to be carried in, and the cutting edge aligning section in which the outer wall surrounding the small edge aligning section can be freely opened and closed. A fixed frame extending upward is installed on both sides of the booklet conveyance path to be conveyed from the cutting section to the cutting section, and a mounting plate is secured to the fixed frame and a rail that crosses the conveyance path is located above the conveyance path. This is achieved by making the small edge aligning device slidably held on the rail of the mounting plate .
[0012]
As described above, according to the present invention, the small edge aligning device is slidably engaged with and held by the mounting plate fixed to the fixed frame, and the small edge aligning device can be moved from the small edge aligning position. For this reason, since a sufficient space can be obtained by moving the small edge aligning device having the alignment plate for aligning the small edge of the booklet from the small edge alignment position, there is no hindrance to internal inspections and replacement of parts such as top and bottom blades and press plates. It can be done smoothly.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the cutting apparatus of the present invention will be described below with reference to the drawings. FIG. 3 is a plan view showing a schematic configuration of a cutting machine to which the edge aligning device of the present invention is applied. In the example of FIG. 3, the three-sided cutting machine 1 is provided with a small edge aligning device.
[0014]
In FIG. 3, a plurality of booklets 2 stacked are conveyed to the three-way cutting machine 1 from the direction of arrow A by the conveyance belt 3. 4a and 4b are conveying claws for pressing the ground side surface of the booklet, and 5a and 5b are guides for guiding the front and back surfaces of the booklet. The booklet 2 loaded with a plurality of books stops at the position C where the edge aligning device is installed.
[0015]
At the position C, the edge of each booklet is aligned by the edge aligner. 6 is a back guide, 7a and 7b are top guides, 8 is a servo motor, 9 is a ball screw, 10 is a chuck attached to the ball screw 9, and 11 is an aligning plate. When the servo motor is driven, the ball screw 9 rotates through the coupling mechanism, and the chuck 10 advances in the direction B as shown by the arrow.
[0016]
When the edge aligning process is completed, a plurality of booklets 2 loaded are stacked on the chuck 10. In this state, the servo motor 8 is driven to rotate the ball screw 9. At this time, each booklet 2 is moved in the B direction perpendicular to the conveying direction A by the conveying belt 3 as the chuck 10 moves in the B direction, and is arranged at the cutting position D.
[0017]
At the cutting position D, each booklet 2 is fixed so as not to move by being pressed by a press plate (indicated by reference numeral 15 in FIG. 2). Here, the fore edge of each booklet 2 and the both sides of the top and the earth are cut at predetermined positions by the fore edge blade 12 and the top and bottom blades 13 and 14.
[0018]
FIG. 1 is a front view showing a schematic configuration of the edge aligning device 21 of the present invention, and FIG. 2 is a side view. As described with reference to FIG. 4, an openable / closable cover is provided on the back side of the small edge aligning device 21, but the illustration is omitted.
[0019]
Next, the edge aligning device 21 of the present invention will be described with reference to FIGS. The same or corresponding parts as described in FIG. 3 are denoted by the same reference numerals, and detailed description thereof is omitted.
[0020]
In FIG. 1, 16 and 17 are fixed frames installed in the cutting machine. Also, two rails 19 and 20 are fixed to the mounting plate 18 in the vertical direction. A small edge aligning device 21 is slidably engaged with and held by the rails 19 and 20. As shown in FIG. 2, the fixed frames 16 and 17 are provided with support portions 16a and 16b, and the mounting plate 18 is fixed to the support portions 16a and 16b with screws or the like.
[0021]
The edge aligning device 21 performs the edge alignment of the booklets 2 as described above by causing the alignment plate 11 to act at the position of Ca (edge alignment position) in FIG. When the inside of the cutting machine is checked and the parts are replaced, the operator opens the cover that can be opened and closed on the back side of the small edge aligning device 21 as described above, and the small edge aligning device 21 is opened. -It slides on the rails 19 and 20 and moves in the direction of the arrow X from the edge alignment position. That aligns small from the position of Ca to the position of the Cb device 21 ', aligning plate 11' that Do and be placed.
[0022]
The mounting plate 18 is fixed to a height that does not hinder the internal inspection and part replacement of the cutting machine. For this reason, by arranging the edge aligning device 21 ′ and the aligning plate 11 ′ at the position of Cb, a sufficient space for internal inspection and replacement of parts such as the top and bottom blades 13 and 14 and the press plate 15 can be obtained. It will be. Therefore, the worker can smoothly perform these internal inspections and parts replacement without any trouble.
[0023]
In the above example, the edge aligning apparatus in the three-way cutting machine has been described, but the edge aligning apparatus of the present invention can also be applied to the edge aligning apparatus of a cutting machine that cuts only the edge. Further, although an example in which a plurality of booklets are stacked at the small edge aligning position has been described, the small edge aligning device of the present invention can be applied even if the number of booklets is one.
[0024]
Further, in the above example, the rails 19 and 20 are fixed to the mounting plate 18 and the position of the small edge aligning device is changed by sliding the small edge aligning device engaged and held on the rails 19 and 20. ing. In addition, in the present invention, for example, a dovetail groove is formed on the mounting plate, a protrusion is provided on the fore edge aligning device, and is engaged and held with the dovetail groove. It can also be set as the structure which changes a position.
[0025]
【The invention's effect】
As described above, in the present invention, the fore edge aligning device is slidably engaged with and held by the mounting plate fixed to the fixed frame, and the fore edge aligning device can be moved from the fore edge aligning position. For this reason, moving the fore edge alignment device with an alignment plate for aligning the edge of the booklet from the position for aligning the edge provides sufficient space, which hinders internal inspections and replacement of parts such as top and bottom blades and press plates. Can be carried out smoothly.
[Brief description of the drawings]
FIG. 1 is a schematic front view of a fore edge aligning device according to an embodiment of the present invention.
2 is a side view of the edge aligning device of FIG. 1. FIG.
FIG. 3 is a schematic plan view of a cutting machine in which the edge aligning device of FIG. 1 is arranged.
FIG. 4 is a schematic side view showing a small edge aligning device of a conventional cutting machine.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Three-sided cutting machine 2 Booklet 6 piled in multiple books Back guide 11 Alignment plate 12 Small edge blades 13 and 14 Top blade 15 Press plate 16 and 17 Fixed frame 18 Mounting plate 19 and 20 Rail 21 Small edge alignment device

Claims (1)

The booklet to be carried into the case surrounded by the outer wall and having a cutting edge having a cutting edge for trimming the three sides of the booklet and the top / bottom of the booklet that is carried in with the forefront as well as the top and ground. A cutting device having a small edge aligning unit provided with a small edge aligning device provided with a swinging small edge aligning plate for aligning the small holes, and capable of opening and closing an outer wall surrounding the small edge aligning unit. A fixed frame extending upward is installed on both sides of the booklet transport path to be transported to the mounting frame, and a mounting plate is fixed to the fixed frame and a rail that crosses the transport path is fixed above the transport path. A cutting apparatus characterized in that the small edge aligning device is slidably held on the rail .

Images