JP2014198392A - Backing device and method thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a backing device and the like capable of performing backing automatically according to text regardless of thickness of the text and improving production capacity.SOLUTION: In the backing method for performing backing of a back part 3a of a text 3 by bringing a backing member 22 moving so as to draw an arc-like locus into contact with the back part 3a of the text 3, on the basis of thickness information of the text 3 which is acquired in advance, a movement range of the backing member 22 is adjusted, and then the backing member 22 is moved by reciprocating motion between both side end parts of the back part 3a of the text 3 according to the thickness of the text 3.

Description

  The present invention relates to a backing device and the like for mechanically backing a rounded text in the bookbinding process of upper bookbinding.

  Round-bound bookbinding with rounded back is known to be bound and processed in the following order: the text that consists of multiple sheets of paper, the bottoming process, the rounding process, the earing process, the backpacking process, and the cover wrapping process. It has been. Also, in this earing process, it is known that the rounded back of the text is formed into a ginkgo type (mushroom shape) by applying pressure from the center to both sides by mechanical work (see Patent Document 1). .

  The backing device shown in Patent Document 1 uses two backing members that act on a rounded back at a predetermined pressure, and operates in a trajectory in which each backing member draws an arc with respect to the main body. Is performed automatically.

Japanese Patent Laid-Open No. 4-216098

  By the way, when texts with different thicknesses are continuously performed using the backing device shown in Patent Document 1, it is necessary to adjust the support frame that supports the backing member every time, and an automated structure that completely eliminates manpower is required. Therefore, an operator is always required, which causes an increase in the burden on the operator, a rise in manufacturing cost, a decrease in productivity, and the like.

  Accordingly, the present invention has one object to solve such a problem, and its purpose is to provide a backing device and the like that can automatically perform backing according to the text having different thicknesses and improve the production capacity. is there.

  In order to solve the above problem, the backing device (100) according to claim 1 is attached to the output shaft of the driving means (M) via the link mechanism (30), and moves so as to draw an arcuate locus. A backing member (22) in contact with the back (3a) of the body (3), and adjusting means (55) for adjusting the moving range of the backing member based on thickness information of the body acquired in advance. The backing member is reciprocated between both end portions of the back of the text according to the thickness of the text.

  According to a second aspect of the present invention, there is provided a backing method for backing the back of a text by bringing a backing member that moves so as to draw an arcuate trajectory into contact with the back of the text. Based on the information, the moving range of the backing member is adjusted, and the backing member is reciprocated between both side ends of the back of the text according to the thickness of the text.

  Further, the backing device according to claim 3 transmits the rotational force of the output shaft of the driving means to the backing member, and causes the backing member to reciprocate between both side ends of the body of the body so A backing device for backing, wherein the drive link (31) that rotates together with the output shaft, an intermediate link (33) that is rotatably provided with respect to the drive link, and an intermediate link that is rotatable. A backing roller (20) having a backing member (22) that moves so as to draw an arcuate locus between the one or the other end according to the rotation direction of the output shaft, and is rotatable with respect to the backing roller And a driven link (35) provided on the driven link, and a driven pin (39) which is provided on the driven link and moves when the backing member moves between the both end portions. And (41), characterized in that it comprises an adjustment means for adjusting the range of movement of the backing member on the basis of the body of the thickness information acquired in advance (55), the.

  A backing process corresponding to the thickness of the text can be automatically performed.

It is an external appearance perspective view which shows an example of the booklet of this embodiment. It is a schematic diagram which shows the external appearance of the text obtained by a rounding-out process and an earing process. It is a schematic diagram which shows the structure of a backing apparatus, Fig.3 (a) is a front view, FIG.3 (b) is a side view. FIG. 4A is a schematic diagram illustrating an operation example of a backing process in a thin text, and FIG. 4B is a schematic diagram illustrating an operation example of a backing process in a thick text. FIGS. 4A and 4B are schematic diagrams showing an operation example of the link mechanism portion of the backing device. FIG. 4A is an example in which a backing roller is arranged at the center of the back of the text, and FIG. 4B is a backing roller at the right end of the text. FIG. 4C shows an example in which a backing roller is arranged at the left end of the text. It is a schematic diagram which shows the example of adjustment with respect to the text from which thickness differs. It is a schematic diagram which shows the operation example of a backing apparatus.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(How to pick up the upper bound book)
First, an upper bound bookbinding (hereinafter referred to as “booklet 1”) will be briefly described. In FIG. 1, for convenience, the vertical direction of the booklet 1 will be described as the top-and-bottom direction, the front side will be described as the fore edge side, and the depth side will be described as the back side.

  The booklet 1 includes a body 3 formed by superposing a plurality of sheets 2 serving as a main sheet, and the back of the body 3 and both sides of the front and back are wrapped with a cover 4 and bound.

  In the body 3, a paste that is melted by heat such as hot melt in the lower compaction process is applied to the back side of the body 3 composed of a plurality of sheets 2 collated by the collating process. In the rounding process, the back is rounded (see FIG. 2 (a)), and then in the earing process, the body 3 is backed (earmed out) by the backing device (FIG. 2 (b). )reference). The body 3 is bound as a booklet 1 by being wrapped with a cover 4 after the back is backed.

  As shown in FIG. 3 and FIG. 4, in the earing process, after being conveyed by the clamper 10 with the back 3 a of the body 3 facing upward from the rounding process, as shown in FIG. 4, the roller body 22 of the backing roller 20. Is in contact with the spine 3a of the body 3, and the roller body 22 draws an arcuate locus L while one end (left side) end (first position F) of the spine 3a and the other end (right side) of the spine 3a. By reciprocating between the second position S and the second position S, the spine 3a of the main body 3 is pressurized between the first position F and the second position S, and the shape of the spine 3a is as shown in FIG. The round shape shown in FIG. 2A is finished into the ginkgo shape shown in FIG.

  As described above, in the backing method of the present embodiment, the roller body 22 moves so as to draw an arcuate locus while being in contact with the upper surface of the spine 3a of the text 3, and the first position F and the second position S. The pressure is applied to the spine 3a of the main text 3 by reciprocating between and. In addition, the backing method of this embodiment is processed using the backing apparatus 10 shown in FIG.

(Configuration of backing device, etc.)
As shown in FIG. 3, the backing device 100 includes a backing roller 20 that is disposed on the back 3 a side of the body 3 that is conveyed by the clamper 10. The backing device 100 includes a housing frame (not shown), and the backing roller 20 and a link mechanism unit 30 described later are attached to the housing frame.

  The backing roller 20 includes a roller body 22 (backing member of the present application) and a housing 23 that rotatably supports the roller body 22. As shown in FIG. 5, the backing roller 20 is attached to the casing 23 via a link mechanism 30 that transmits the rotational driving force of the motor M, so that the roller main body 22 draws an arcuate locus L. It moves and reciprocates on both side ends of the spine 3a.

  The link mechanism section 30 includes a drive link 31 that rotates by the rotation of the motor M, an intermediate link 33 that transmits this rotational force to the housing 23, and a driven link 35 that supports the roller body 22 when this rotational force is applied. And.

  One end of an intermediate link 33 is rotatably attached to the housing 23 via an intermediate pin 36, and the other end of the intermediate link 33 is connected to the other of the drive link 31 via a drive pin 38. It is attached to the end for rotation. One end of the drive link 31 is connected to the output shaft of the motor M.

  On the other hand, the other end of the driven link 35 is rotatably connected to the shaft of the roller body 22, and one end of the driven link 35 is attached to a driven pin 39 that can move along the guide groove 41. ing.

  Then, the drive link 31 is rotated by the rotational force of the output shaft of the motor M, and the rotational force of the drive link 31 is transmitted to the intermediate link 33 via the drive pin 38 and the backing roller 20 via the intermediate pin 36. Is transmitted to. On the other hand, the driven link 35 receives this rotational force and rotates as the driven pin 39 moves in the guide groove 41, so that the roller body 22 contacts the spine 3a of the text 3 so as to draw an arcuate locus. Move while.

  The output shaft of the motor M rotates alternately in the clockwise direction and the counterclockwise direction as shown in FIG. In the backing device 100 of the present embodiment, as shown in FIG. 5B, the roller body 22 is moved to the left about the back 3a by rotating clockwise, while FIG. As shown in FIG. 4, the roller body 22 is moved to the right about the back 3a by rotating counterclockwise.

  On the other hand, the guide groove 41 extends in the vertical direction, and its upper portion is bent to the left. Further, a guide body 45 for forcibly moving the driven pin 39 along the guide groove 41 is attached to the driven pin 39, and the guide body 45 functions as a second driving means, for example. It is connected to the cylinder device. Then, by driving the cylinder device, the driven pin 39 is moved to the upper end portion of the guide groove 41 via the guide body 45, so that the roller body 22 is separated from the main body 3 and returned to the initial position.

  Further, when the intermediate pin 36 is brought close to the roller main body 22, the lateral swing width of the backing roller 20 is increased, while the intermediate pin 36 is separated from the roller main body 22 as shown in FIG. The left and right swing width becomes smaller. That is, when backing the back 3a of the thin body 3, the intermediate pin 36 is separated from the roller body 22, and when backing the back 3a of the thick body 3, the roller 3 is intermediate. The pins 36 may be brought close to each other, and the movement range of the roller body 22 can be adjusted by adjusting the position of the intermediate pins 36.

  The housing 23 includes an adjustment mechanism unit that adjusts (changes) the position of the intermediate pin 36. An example of the adjustment mechanism is a slider composed of a rack and pinion that extends vertically, and a pinion that is connected to the intermediate pin 36 is arranged to extend in the vertical direction when the pinion is driven by a motor or the like. The intermediate pins 36 can be moved close to or away from the roller body 22 by moving between the racks. In this embodiment, the backing roller 20 is moved with an appropriate swing width by adjusting the distance of the intermediate pin 36 relative to the roller body 22 according to the thickness of the body text acquired in advance, so that the movement range of the roller body 22 is increased. Is adjusted.

  In the present embodiment, for the purpose of complete automation, the above-described position adjustment of the intermediate pin 36 is performed by the controller 55. The controller 55 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 55 performs overall control of the entire backing apparatus 100 as a computer by executing various processing programs stored in the ROM.

  When the body 3 is transported to the backing device 100, the controller 55 acquires the thickness information of the body 3 in advance by a previous process or the like, and adjusts the position of the intermediate pin 36 to an appropriate position based on the thickness information. Control. By adjusting the position of the intermediate pin 36 according to the thickness of the body 3 in this way, the backing roller 20 is driven with a swing width (movement range) according to the thickness of the body 3, so that an appropriate backing process is performed. Can do. When the backing device 100 is driven, the thickness information of the text 3 may be input.

  Next, a specific backing process operation will be described.

  First, as shown in FIGS. 5 and 7A, the cylinder functioning as the second driving means is driven, the driven pin 39 is moved to the upper end of the guide groove 41, and the roller body 22 is moved to the initial position. Let Then, in a state where the backing roller 20 is waiting at the initial position, the body 3 is conveyed from the rounding process to the earing process (backing device 100) by the clamper 10.

  On the other hand, as shown in FIG. 6, the position of the intermediate pin 36 is automatically adjusted by the controller 55 so that the backing roller 20 moves with an appropriate swing width based on the thickness information of the text 3 acquired in advance. The

  Next, the cylinder is driven, and the driven pin 39 is lowered along the guide groove 41. As shown in FIGS. 5 (a) and 7 (b), the roller body 22 is placed at the center of the back 3a of the main body 3. Make contact.

  Next, the motor M functioning as the first driving means is rotated in the clockwise direction, and the rotational force is transmitted to the links 31, 33, 35 as shown in FIGS. 5 (b) and 7 (c). Then, the driven pin 39 moves upward along the guide groove 41, and the roller body 22 moves to the right side of the back 3 a of the text 3.

  Next, the motor M is driven to rotate counterclockwise, and the rotational force is transmitted to the links 31, 33, 35 as shown in FIGS. The roller main body 22 moves downward along the guide groove 41, and moves to the left side of the back 3 a of the text 3.

  By repeating this work about 2 to 3 times, the back of the text changes to a ginkgo shape. In this embodiment, the motor M is rotationally driven in the order of clockwise and counterclockwise. However, the motor M may be rotationally driven in the order of counterclockwise and clockwise.

  After the completion of this operation, as shown in FIGS. 5 and 7A, the cylinder device is driven to move the driven pin 39 to the upper end portion of the guide groove 41, and the backing roller 20 is moved away from the main body 3 to be moved to the initial position. By returning to, the backing text 3 is transported to the next step by the clamper 10.

  According to the backing device 100 of the present embodiment configured as described above, the swinging width (movement range) of the backing roller 20 is automatically adjusted according to the thickness of the body 3, and the roller body 22 is moved to the back of the body 3. Since a reciprocating motion is drawn between both end portions of 3a while drawing a predetermined trajectory, an appropriate backing process according to the thickness of the text 3 is performed. In addition, productivity can be improved by fully automation.

  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. For example, in the present embodiment, a slider composed of a rack and a pinion is used as the adjustment mechanism unit. However, if the position of the intermediate pin 36 can be adjusted using a driving device such as a motor, a known member can be used. It may be a simple structure.

M motor 3 text 3a back 20 backing roller 22 roller body 30 link mechanism 55 controller 100 backing device

Claims (3)

A backing member that is attached to the output shaft of the driving means via a link mechanism, moves so as to draw an arcuate locus, and contacts the back of the body;
Adjusting means for adjusting the moving range of the backing member based on the thickness information of the text acquired in advance,
A backing device, wherein the backing member is reciprocated between both side ends of the spine of the text according to the thickness of the text. In the backing method for backing the back of the text by bringing a backing member that moves so as to draw an arcuate locus into contact with the back of the text,
Based on the thickness information of the text acquired in advance, the movement range of the backing member is adjusted, and the backing member is reciprocated between both side ends of the back of the text according to the thickness of the text. A characteristic backing method. A backing device for transmitting the rotational force of the output shaft of the driving means to the backing member, reciprocating the backing member between both side ends of the body of the body, and backing the body of the body,
A drive link that rotates with the output shaft;
An intermediate link rotatably provided with respect to the drive link;
A backing roller provided with a backing member that is rotatably provided with the intermediate link and moves so as to draw an arcuate locus between the one or the other end according to the rotation direction of the output shaft;
A follower link rotatably provided to the backing roller;
A guide groove that is provided on a driven link and that is in contact with a driven pin that moves when the backing member moves between both side ends;
Adjusting means for adjusting the moving range of the backing member based on the thickness information of the text acquired in advance;
Backing device equipped with.

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