JP2015120269A - Saddle-stitch bookbinding apparatus, defective printed sheet bundle sorting equipment, and defective printed sheet bundle sorting method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a saddle-stitch bookbinding apparatus and the like, which can automatically sort a defective printed sheet bundle by type.SOLUTION: In a saddle-stitch bookbinding apparatus S, a plurality of types of printed sheets 2a are sequentially fed onto a conveyance path 10, and a collated printed sheet bundle 2 is saddle-stitched so that a booklet 2A can be bound. Defectiveness of the collated printed sheet bundle 2 is determined. The printed sheet bundle 2 determined to be defective is separated into the respective printed sheets 2a. The respective separated printed sheets 2a are sorted by type.

Description

  The present invention relates to a saddle stitch bookbinding apparatus, and more particularly, to a defective booklet bundle sorting apparatus for sorting a type of a booklet bundle in which a defect has occurred.

  In a conventionally known saddle-stitch bookbinding apparatus, a plurality of printed books with different pages folded in the center are sequentially supplied to the transport path and collated, and then the plurality of collated signatures are used. The bookbinding bundle is bound and a saddle-stitch book that functions as a booklet is bound.

  Further, a saddle stitch bookbinding apparatus is known in which, in the process of binding a saddle-stitch book, a defect in a booklet bundle is determined during the bookbinding process, and the booklet bundle determined to be defective is discharged (see Patent Document 1).

JP 2010-208097 A

  The saddle stitch bookbinding apparatus shown in Patent Document 1 can discharge a booklet bundle determined to be defective. However, when reusing a non-defective booklet contained in the booklet bundle, the manual binding apparatus is manually operated. Sorting is necessary, and labor costs and time required for sorting are required.

  Therefore, the present invention has been made with the above problem as an example of an object, and it is an object of the present invention to provide a saddle stitch bookbinding apparatus and the like that can automatically sort a defective bookbinding bundle by type.

  In order to solve the above problems, the present invention employs the following configuration.

  That is, in the defective book bundle sorting method according to claim 1, a plurality of types of print books (2a) are sequentially supplied onto the transport path, and the collated book bundle (2) is saddle-stitched to form a booklet ( In the saddle stitch bookbinding apparatus (S) to which 2A) is bound, it is determined whether or not the collated booklet bundle is defective, the booklet bundle determined to be defective is separated into each booklet, and each separated booklet is separated. It is characterized by sorting by type.

  According to a second aspect of the present invention, there is provided a defective print bundle sorting apparatus in which a plurality of types of print books are sequentially supplied onto a conveyance path, and a book bundle that has been determined to be defective is collated from the collated print bundle. Defective booklet bundle delivery means (25) that delivers from the conveyance path to another conveyance path, separation means (30) that separates the booklet bundle into each booklet, and sorts each booklet by type. And sorting means (40).

  In the saddle stitch bookbinding apparatus (S) according to the third aspect of the present invention, a plurality of types of booklets are sequentially supplied onto the conveyance path, and the collated booklet bundle is saddle stitched to bind the booklet. In the binding apparatus, a discriminating unit that discriminates a defect of the collated print book bundle, a separating unit that separates the book bundle that is discriminated as defective by the discriminating unit, and each separated print Sorting means for sorting and collecting books according to type.

  The saddle stitch bookbinding apparatus according to claim 4 is the saddle stitch bookbinding apparatus according to claim 3, wherein the sorting unit includes an imaging unit that captures an image of the surface of each separated booklet, By matching the stored sample images for each type of the booklet with the images taken by the photographing means, the specifying means for specifying the type of each booklet, and the specified booklet for each type And a sorting means for sorting.

  Further, the saddle stitch bookbinding apparatus according to claim 5 is the saddle stitch bookbinding apparatus according to claim 3 or 4, wherein the sorting means includes a transport path (10d) for transporting each of the bookbinding books. The conveyance path includes a plurality of conveyance paths (46) arranged side by side and a plurality of coupling bodies (47) arranged between adjacent conveyance paths, and below each conveyance path, An accumulation body (49) capable of accumulating each printing book by type is provided, and the connecting body is rotatably provided on one of the conveying paths, and is rotated and conveyed on the conveying path. Is provided with a control means (55) for rotating one of the connecting bodies and allocating each print book to a predetermined stacking section according to type.

  According to the present invention, when a defect occurs in the collating process, the defective booklet bundle can be automatically separated, and the separated booklets can be classified and accumulated.

It is a schematic diagram for demonstrating the manufacturing process of a saddle stitch book. It is a schematic diagram for demonstrating the example of conveyance of a printing book. FIGS. 3A and 3B are schematic diagrams for explaining an operation example of the first delivery mechanism, in which FIG. 3A shows a state before pushing up the book to the roller group, and FIG. 3B shows the book in the roller group. FIG. 3C is a diagram showing a state in which the printed book is transferred to the second transport path. It is a figure for demonstrating an example which supplies a printing book to a separation apparatus from the 1st conveyance path | route. It is a schematic diagram for demonstrating an example of a 2nd delivery mechanism part. It is a schematic diagram which shows the structural example of a separation apparatus. It is a schematic diagram which shows the structural example of a sorting apparatus.

  Hereinafter, the best embodiment of the present invention will be described with reference to the drawings. In the following description, for the sake of convenience, the folded sheet fed on the conveyance path is referred to as “print book 2a”, and the one before the plural kinds of print books 2a are collated and bound. The booklet bundle 2 is referred to as “print book bundle 2”, and the booklet bundle 2 bound is referred to as “booklet 2A”.

  As shown in FIG. 1, the defective print book bundle sorting method of the present embodiment (hereinafter referred to as “sorting method”) sequentially supplies and collates a plurality of types of bookbinding books 2a on the conveyance path 10, as shown in FIG. After the bookbinding bundle 2 is saddle-stitched, the bookbinding bundle 2 is saddle-stitched in the saddle stitching apparatus S (hereinafter referred to as “bookbinding apparatus”) in which the ends are aligned and the booklet 2A is bound. Prior to this, it is determined whether there is a defect such as a missing page or a misalignment due to a collation error, and the printed book bundle 2 that has been identified as defective is separated into each book 2a,... 2a. ) To determine the type of each printing book 2a, and sort each printing book 2a by type.

  According to such a sorting method, it is possible to automatically sort the booklet bundles 2 determined to be defective by type.

  Hereinafter, a specific configuration of the bookbinding apparatus will be described.

  As shown in FIG. 1, the bookbinding apparatus S of the present embodiment includes a plurality of booklet supply units A that sequentially supply a plurality of different types of booklets 2 a folded at the center to the first transport path 10 a, A collation unit B that collates a plurality of types of print books 2a supplied by a plurality of print book supply units A, a discriminating unit C that discriminates a defect of the collated book bundle 2 and a discriminating unit C. The defective booklet bundle delivery section D that delivers the printed booklet bundle 2 to the second transport path 10b, and the saddle stitching section E that saddle-stitches the booklet bundle 2 judged good by the discrimination section C. A cutting section F that cuts to adjust the size of the booklet 2A, a stacking section G that stacks the cut booklet 2A, and a booklet bundle 2 that is judged to be defective and passed to the second transport path 10b. A separation unit H that separates each printing book 2a and a sorting unit I that sorts and collects each printing book 2a by type are provided. To have.

  Further, the bookbinding apparatus S includes a controller 50, and the controller 50 drives and controls various components. The controller 50 includes a central processing unit (CPU) having a calculation function, a working RAM, and a ROM that stores various processing programs and data. The controller 50 controls the entire bookbinding apparatus S as a computer by executing various processing programs stored in the ROM.

  Although not shown, the printing book supply unit A includes a supply unit that supplies the printing book 2a bent at the center to the first transport path 10a, and is different for each page as shown in FIGS. The printing book 2a on which a pattern and characters are printed is sequentially supplied to the first transport path 10a by the supply unit.

  The collating part B is arranged so as to pass through the vicinity of each supply unit. As shown in FIG. 2, the collating part B is slid and moved on the conveying chain 15 having a substantially triangular cross section. And the printing book 2a supplied to the transport chain 15 is pushed by the moving body 16 and moved to the downstream side. The transport chain 15 functions as the first transport path 10a of the printing book 2a. In the collating unit B, the printing books 2a sequentially supplied from the respective printing book supply units A to the first conveying path 10a are superimposed and collated, and conveyed to the determination unit C.

  Although not shown, the determination unit C includes a photographing device for photographing the appearance of the booklet bundle 2, and the photographing device 2 photographs the appearance of the booklet bundle 2 conveyed along the first conveyance path 10a. Collation misalignment or missing pages are determined based on the photographed image data. The collation misalignment is determined to be a collation misalignment when the stack 2 is longer than the specified length, and the missing page is thinner than the specified thickness by measuring the thickness of the stack of prints from the captured image data. It is determined that there is a missing page. This determination is made by the controller 50. Specifically, the controller 50 refers to a database having specified booklet bundle thickness information and booklet bundle length information, and compares the length and thickness of the booklet bundle 2 specified by the image data. If it is within the predetermined range, it is determined to be good, and if it exceeds the predetermined range, it is determined to be defective.

  The discriminating section C is provided before the bookbinding bundle 2 is conveyed to the saddle stitching section E. As a result, the bookbinding stack 2 determined to be good is bound at the saddlebinding section E. On the other hand, the booklet bundle 2 determined to be defective passes without being bound at the saddle stitching portion E, is conveyed to the defective booklet bundle delivery unit D, and is delivered to the second conveyance path 10b.

  The saddle stitching portion E includes a binding tool, and the collated bookbinding bundle 2 is saddle-stitched by the binding tool to form a booklet 2A, which is conveyed to the cutting portion F.

  In addition, as shown in FIG.2 and FIG.3, the 1st delivery mechanism part 20 which delivers the saddle-stitched booklet 2A to the 3rd conveyance path | route 10c is provided in the 1st conveyance path | route 10a. The third transport path 10c is arranged in a direction orthogonal to the first transport path 10a.

  The first delivery mechanism unit 20 includes a lifting device 21 that is replaced with a part of the first transport path 10a and a plurality of rollers that are disposed above the first transport path 10a. A roller group 22. The lifting device 21 includes a member 21a having substantially the same shape as the transport chain 15, and a cylinder device 21b that lifts and lowers the member 21a. The controller 50 raises the member 21a by controlling the expansion and contraction of the cylinder device 21b when the transported booklet bundle 2 is good. The booklet bundle 2 is transferred to the roller group 22 by the operation of the lifting device 21.

  The roller group 22 has a pair of rollers 22a and 22a sandwiching the booklet bundle 2 and a direction so that the booklet bundle 2 passing through the pair of rollers 22a and 22a is transferred to the third transport path 10c. And another roller 22b for changing. The bookbinding bundle 2 is conveyed by the group of rollers 22 to the cutting section F disposed on the downstream side along the third conveyance path 10c.

  The cutting unit F includes a cutting device, and the top and bottom of the booklet 2A are cut by the blade of the cutting device and then discharged to the stacking unit G.

  The stacking unit G includes a casing on which the booklet 2A can be stacked, and the booklet 2A that has been bound is stacked in this casing.

  As shown in FIG. 4, the defective booklet bundle delivery unit D is arranged on the downstream side of the saddle stitching portion E, and the second booklet bundle 2 that is determined to be defective by the determination unit C is transferred from the first transport path 10 a to the second. To the transport path 10b. As shown in FIG. 5, the defective booklet bundle delivery unit D includes a second delivery mechanism unit 25, and the second delivery mechanism unit 25 is locked in a state of being bent to the transport chain 15. The booklet bundle 2 is opened and transferred to the second transport path 10b. For example, a pair of left and right rod-shaped members 26 arranged so that the ends gradually open toward the downstream side, 26, the members 26, 26 support the lower side of the left and right sides of the booklet bundle 2 that conveys the first conveyance path 10 a, and the booklet bundle 2 that is folded in two with the movement of the booklet bundle 2. And is transferred to the second transport path 10b.

  Further, on the downstream side of the second conveyance path 10b, the separation apparatus 30 that separates the booklet bundle 2 that functions as the separation unit H into the respective booklets and the respective booklets that function as the sorting unit I are sorted by type. A sorting device 40 is arranged.

  As shown in FIG. 4, the separating device 30 includes a booklet accommodating portion 31 that accommodates the booklet bundle 2, and a booklet conveying portion that separates the booklet bundle 2 into each booklet 2 a and conveys it to the sorting device 40. 32.

  As shown in FIG. 6, the printing book accommodating portion 31 includes a mounting body 24 that can be stacked with the printing book bundle 2 opened, and is transported to the mounting body 24 from the second transport path 10 b. The printing book bundle 2 to be stacked is stacked in a state where the plurality of printing books 2a are stacked. Further, a frame body 24a is provided around the placement body 24 so as to be positioned so that at least the front and both sides of the printing book 2a placed on the placement body 24 are positioned. The mounting body 24 is disposed so as to have a space below one end side of the printing book 2a, and the lowermost printing book 2a can be pulled out from this space.

  The printing book transport unit 32 includes a rotary drum 33 that is driven to rotate counterclockwise, and an adsorbing body 34 that sucks the book 2 a stored in the printing book storage unit 31 and arranges it on the peripheral surface of the rotary drum 33. The gripper 35 that sandwiches the front end portion of the printing book 2 a disposed on the peripheral surface of the rotating drum 33 with the peripheral surface of the rotating drum 33, and is disposed below the rotating drum 33 and delivered from the rotating drum 33. And a transport path 37 for placing and transporting the printed book 2a. In addition, an endless belt 36 is attached to the rotating drum 33 and is arranged so as to be spanned between the other guide rollers 33a.

  The adsorbent 34 includes a support 34b on which a suction cup 34a is mounted. The support 34b is rotatably attached to a frame (not shown) as indicated by a two-dot chain line in the figure. Then, after sucking the back side of the lowermost printing book 2a of the bundle of printing books 2a placed on the placing body 24 by the sucker 34a, the support 34b is displaced (rotated) downward to obtain the printing book. The back side of 2a is moved to the peripheral surface of the rotating drum 33.

  The gripper 35 is rotatably attached to the rotating drum 33, and can hold or release the printing book 2 a with the peripheral surface of the rotating drum 33 by forward or reverse rotation. Then, the end of the back side of the printing book 2a moved by the adsorbent 34 is held by the gripper 35, and the rotary drum 33 is rotated as indicated by the arrow in the drawing, whereby the printing book 2a is held in the printing book storage section 31. Pull it out and let it forward.

  After the printing book 2 a is fed about half a turn from the upper position of the rotary drum 33, it is released by rotating and separating the gripper 35, and is placed on the conveyance path 37.

  The conveyance path 37 includes an endless belt 38, and the printing book 2a is placed on the belt 38 and fed at a constant speed. As shown in FIG. 4, the belt 38 is arranged so as to be spanned between a drive shaft 39a and a driven shaft 39b arranged in a direction perpendicular to the conveying direction of the printing book 2a. Driven by rotation.

  Further, as shown in FIG. 7, two belts 38 are arranged in parallel with the traveling direction with a gap in the center, and the printing book 2 a is conveyed by the two belts 38. It is transported along the path 37 and transported to the sorting device 40.

  The sorting device 40 is disposed on the downstream side of the conveyance path 37, can be inserted into and removed from the gap between the belts 38, 38, and pushes out the printing book 2a while folding it in half. A pair of guide rollers 44, 44 arranged in parallel to each other and feeding downward while sandwiching the printing book 2 a, a plurality of collecting bodies 49 for collecting the printing book 2 a by type, and the printing book 2 a on each collecting body 49. And a fourth transport path 10d for transporting the above-mentioned by type.

  The push-out mechanism 41 includes, for example, a member 42 having a predetermined length and a tip section formed at an acute angle and having a substantially triangular cross section, and a cylinder device 43 that moves the member 42 up and down. By the expansion and contraction drive of the device 43, the tip end portion of the member 42 is pressed against the center portion of the printing book 2a, folded and pushed out, and transferred to the pair of guide rollers 44 and 44. As the guide roller 44 rotates as indicated by the arrow in the figure, the printing book 2a is dropped onto the fourth conveying path 10d via the guide member 45 while being nipped by the pair of guide rollers 44, 44. Each print book is conveyed.

  The fourth conveyance path 10d is arranged between a plurality of conveyance paths 46 arranged side by side and the adjacent conveyance paths 46, 46 and connects the conveyance paths 46, 46, and the printing book 2a falls from the gap. And a connecting body 47 that prevents the connecting body 47 from rotating. The connecting body 47 is rotatably attached to the one conveyance path 46. Then, by rotating the connecting body 47 upward, the printing book 2a can be dropped downward.

  In addition, an accumulation body 49 for accumulating the printing books 2a according to the types is provided below the adjacent conveyance paths 46 via the coupling body 47. The accumulation body 49 includes a casing 48 having an opening in the upper portion, and receives the printing book 2 a falling from between the conveyance paths 46 and 46.

  Therefore, each printing book 2a can be sorted according to the type by rotating one connecting body 47 upward according to the printing book 2a.

  Next, the sorting operation of the printing book 2a will be described. The sorting operation of the printing book 2a is performed by the sorting device 40, and the printing book 2a is automatically distributed to each stack 49 arranged for each type.

  First, in order to determine the type of the printing book 2a, as shown in FIG. 4, a photographing device 55 for taking an image of the surface of the printing book bundle 2 is provided in the vicinity of the rotating drum 33, and the peripheral surface of the rotating drum 33 is provided. The image of the surface of the bookbinding bundle 2 conveyed along the line is photographed by the photographing device 55, and the type is determined based on the photographed image data. This determination is made by the controller 50. Specifically, the controller 50 refers to the sample image data representing the image of the surface for each type, and the database in which each connected body 47 and each accumulated body 49 are linked, and the captured image data and the sample image are referred to. By matching with the data, the type of the printing book 2a is determined, and the type of each printing book 2a is specified.

  Next, the controller 50 specifies the coupling body 47 to be operated so as to accommodate the printing book 2a in the stack 49 associated with the specified type of the printing book 2a, controls the rotation upward, and specifies it. Each printed book 2a is sorted by type.

  As described above, the bookbinding apparatus S according to the present embodiment transports the booklet bundle 2 determined to be defective to a transport path different from the normal transport path, and separates the booklet bundle 2 by the separation device 30. Then, the type is specified based on the image of the surface of the printing book 2 a, and each printing book 2 a is accommodated in each stack 49 by the sorting device 40.

  Therefore, after the bookbinding bundle 2 determined to be defective can be automatically separated into the respective printing books 2a, the separated printing books 2a can be sorted by type.

  In addition, this invention is not limited to the said embodiment, A various change is possible within the range of the summary of this invention.

S bookbinding device 2 booklet bundle 2a booklet 2A booklet 25 second delivery mechanism 30 separation device 40 sorting device

Claims (5)

  In a saddle-stitch bookbinding device in which multiple types of booklets are sequentially fed onto the transport path and the collated booklet bundle is saddle-stitched to bind the booklet, it is determined whether the collated booklet bundle is defective. A method for sorting defective book bundles in a saddle stitch bookbinding apparatus, comprising separating a book bundle that has been determined to be defective into each book, and sorting each separated book according to type. A plurality of types of printing books are sequentially supplied onto the conveying path, and a defective printing book bundle that delivers a printing book bundle determined as defective from the collated printing book bundle from the conveying path to another conveying path. Delivery means;
Separating means for separating the booklet bundle into each booklet;
Sorting means for sorting and collecting each print book by type,
A defective book bundle sorting apparatus characterized by comprising: In the saddle-stitch bookbinding apparatus in which a plurality of types of booklets are sequentially supplied onto the conveyance path, and the collated bookbinding bundle is saddle-stitched to bind the booklet,
A discriminating means for discriminating a defect of the collated booklet bundle;
Separating means for separating the booklet bundle determined to be defective by the determining means into each booklet;
A saddle stitch bookbinding apparatus, comprising: a sorting unit that sorts and separates each separated booklet according to type. The sorting means is
Photographing means for photographing an image of the surface of each separated booklet;
A specifying means for specifying the type of each printing book by matching the sample image for each type of printing book stored in advance with an image shot by the shooting means;
A sorting means for sorting each identified booklet by type;
The saddle stitch bookbinding apparatus according to claim 3, further comprising: The sorting means is
A transport path for transporting each of the printing books;
The conveyance path includes a plurality of conveyance paths arranged side by side and a plurality of coupling bodies arranged between adjacent conveyance paths,
Below each of the conveyance paths, an accumulation body capable of accumulating each printing book according to type is provided,
The coupling body is rotatably provided in one of the transport paths, and guides the booklet transported on the transport path by rotating to the stack,
5. The saddle stitch bookbinding apparatus according to claim 3, further comprising a control unit that rotates the connecting body of 1 to distribute each of the printed books to a predetermined stacking unit according to type.

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