KR100931415B1 - Baby Book Round Cutting Machine - Google Patents

Abstract

The present invention relates to a baby book round cutting device that can accurately round the cutting edge on both sides of the booklet.

The present invention is a frame having an L guide is mounted so that each of the plurality of moving table is movable to the left and right respectively; A plurality of bases each connected to a lower end of the movable table and having a booklet placed on an upper surface thereof; A width alignment unit having a plurality of side guides movable in left and right directions at both sides of the base to align the booklet in the left and right directions; A length alignment unit having a plurality of front guides which are movable from front to back of the base to align the booklet in the front and rear directions; A pressing part mounted on each of the moving tables to press and fix the booklets on the base; And a cutting part for rounding the corners of the booklets placed on the base with blades movable up and down on the upper side of each base, the size of which can be accurately set according to the specification of the infant booklet. Both edges of the booklet can be rounded to various sizes at once. Therefore, it is possible to achieve the improvement of the quality of the baby booklet, and to obtain the effect of achieving the improvement of the work productivity.

Baby Booklets, Rounding Cutting, Round Cutters, Blades, Pneumatic Cylinders

Description

Baby book round cutting device {Apparatus for Round Cutting the Corners of A Book}

The present invention relates to a cutting device for rounding the corners of a baby booklet, and more particularly, the size can be accurately changed according to the specification of the booklet, and the pneumatic (Pneumatic Pressure) is used to perform various sizes of rounding cutting at both edges. By doing so, it is possible to achieve an improved cutting surface quality of the infant booklet, as well as to an infant booklet round cutting device that can achieve an improvement in work productivity.

In general, children's books that children 4 years of age and younger children see a lot of the nature of the book cover is made of a thick hard cover, each corner portion of the cover has a right angle structure so that the sharp or sharp parts are projected to the outside have. Most of the growing infants or children study at home or kindergarten while they are reading books. They are set up at an edge or on the floor of the book that they are holding their feet up to play with, to stumble or to climb up. Frequent bumps of the chin or forehead into the corners of the book cause tearing.

In particular, when children read books or play with books, they are very likely to be torn or stabbed by the direct hit of children's body parts.

Recently, as the accidents caused by the edges of the book frequently occur as described above, the technology development for safe use by rounding the corners of the booklets for children under 4 years of age, has already been made institutional in foreign countries It is being legislated.

In this regard, the conventionally proposed round cutting device has been proposed to round-cut the corners of the booklet in turn through a motor drive. However, such a conventional technology cannot perform various round processes according to the booklet's specifications. Only one corner was round cut at a time, so the work was slow and inconvenient to use. Therefore, such a conventional round cutting device had a lot of problems for improvement.

The present invention is to solve the above conventional problems, the purpose is to accurately set the size according to the specification of the infant booklet, rounding treatment of various sizes at both edges of the book at a time using pneumatic pressure (Pneumatic Pressure) By being able to achieve the improvement of the quality of the baby booklet, as well as providing a round cutting device for the baby booklet can achieve the productivity of the booklet cutting edge.

In order to achieve the above object, the present invention, in the cutting device for rounding the corner of the booklet,

A frame having an EL guide on which a plurality of moving tables are mounted to move left and right, respectively;

A plurality of bases each connected to a lower end of the movable table and having a booklet placed on an upper surface thereof;

A width alignment unit having a plurality of side guides movable in left and right directions at both sides of the base to align the booklet in the left and right directions;

A length alignment unit having a plurality of front guides which are movable from front to back of the base to align the booklet in the front and rear directions;

A pressing part mounted on each of the moving tables to press and fix the booklets on the base; And

A cutting portion for rounding the edges of the booklets placed on the base with blades movable up and down at the upper side of each base, including fixing the booklet on the base, and rounding both edges at once It provides a baby book round cutting device characterized in that.

In another aspect, the present invention preferably has a movable block is slidably mounted to the LM guide, and a vertical stand fixed to the movable block integrally, the clamp handle is mounted on the movable block, respectively Provided is a baby book round cutting device characterized in that the moving block is fixed on the guide.

And the present invention preferably provides a plurality of EL guides are arranged side by side up and down, the movable block is mounted on each of the EL guides provides a round cutting device for children's book characterized in that the shake is prevented when moving left and right.

In another aspect, the present invention preferably the clamp handle is provided with an eccentric shaft fitted into the long hole provided in the upper flange of the frame, the eccentric shaft is fitted up and down in the plurality of moving blocks, the eccentric shaft is rotated by the rotation of the clamp handle It provides a round cutting device for children's booklet, characterized in that to stop the moving block on the LM guide.

And the present invention preferably the width alignment portion includes a first side support that can be adjusted angle on one side base, the second side support that is movable in the left and right width direction on the other base, the second side support is on the base It is moved on the base by a fixed left and right moving cylinder to provide a baby book round cutting device, characterized in that for aligning the booklet in the lateral direction between the first and second side support.

In addition, the present invention preferably is characterized in that the first side support is mounted on the base so that its center is rotatable, and the angle of the first side support is adjustable through a plurality of adjustment bolts provided on both sides of the rotation shaft. Provide baby book round cutting device.

Preferably, the second side support is guide bar protrudes to both sides of the left and right moving cylinder, respectively, the guide bar is a round cutting device for children's booklet, characterized in that the guide is inserted in a guide hole on the base linearly to provide.

In addition, the present invention preferably the length alignment portion is provided with a forward and backward screw rotatably mounted on the lower surface of each base, and the "L" type front guide screwed to the forward and backward screw, the front and rear of the booklet on the base It provides a baby book round cutting device characterized in that the alignment in the direction.

The present invention preferably includes a plurality of pressing cylinders mounted in a vertical direction on the vertical object of the moving table, and the pressing cylinder has a cylinder body whose vertical position is adjustable on a vertical stand, and the rod It provides a baby cutting round cutting device, characterized in that configured to press the upper surface of the booklet mounted on each base by pressing the bottom plate fixed.

In another aspect, the present invention preferably provides a baby book round cutting device, characterized in that the platform is mounted with a clamp handle through a long hole for mounting each cylinder body to adjust the vertical position of the pressing cylinder.

The present invention preferably includes a plurality of cutting cylinders for moving the blades up and down, respectively, wherein the cutting portions are fixed to the rods of the cutting cylinders to round-cut both edges of the booklet on the base at one time. To provide a children's booklet round cutting device.

In addition, the present invention preferably the blade is mounted so as to be detachable to the mounting fixed to the rod of the cutting cylinder, the mounting is coupled to the slidably coupled to the guide rail and oilless rail disposed on the rear cutting cylinder It provides a round cutting device for children's booklet, characterized in that ascending and descending by the operation of.

And the present invention preferably provides a round book cutting device for children, characterized in that the left and right moving cylinder, the pressing cylinder and the cutting cylinders are each made of a pneumatic cylinder.

In another aspect, the present invention preferably provides a round cutting device for children's booklet, characterized in that the blade is to cut the rounded corners of both sides of the booklet on the bakelite pedestal provided on each base when cutting the booklet.

And the present invention preferably the frame is equipped with a fine position adjustment mechanism on one side, the fine position adjustment mechanism is provided so that the adjustment handle is rotatably mounted on the frame, and has a shaft for gear coupling to the adjustment handle, It provides a baby cutting round cutting device, characterized in that configured to finely adjust the position of the movable table through the shaft by the rotation of the adjustment handle.

According to the present invention, the width alignment portion and the length alignment portion are provided on the base to accurately set the size according to the specification of the infant booklet, and the edges of both sides of the booklet can be moved up and down by using pneumatic pressure. The rounding process of various sizes can be performed at a time so that the quality of the infant booklet can be improved, as well as the speedy round cutting can be achieved, and the effect of greatly improving the work productivity is obtained.

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

Infant booklet round cutting device 1 according to the present invention is a device for round-cutting both edges of the booklet at one time.

The children's booklet round cutting device 1 according to the present invention includes a frame 5 as shown in FIG. 1, and the frame 5 is mounted such that the plurality of movable tables 10 are movable to the left and right, respectively. The L guides 12a and 12b are provided vertically. The movable table 10 is a vertical block fixed to the movable blocks 15a and 15b and the movable blocks 15a and 15b, respectively, mounted to be slidable to the LM guides 12a and 12b. (17a) (17b), the L guides (12a) (12b) are formed in a plurality of side by side up and down, each of the moving guides (15a) (15b) in the L guides (12a) (12b) It is mounted to be slidable to prevent shaking when moving from side to side.

In addition, the movable table 10 is equipped with various components described later on the vertical tables 17a and 17b fixed to the respective moving blocks 15a and 15b.

Clamp handles 19 are mounted on the moving blocks 15a and 15b to fix the moving blocks 15a and 15b on the M guides 12a and 12b, respectively. 2 and 3 have an eccentric shaft 19a fitted into a long hole 21a provided in the upper flange 21 of the frame 5, the eccentric shaft 19a being a plurality of the plurality of eccentric shafts 19a. It fits up and down to the moving blocks 15a and 15b. Accordingly, when the clamp handle 19 is rotated, the eccentric shaft 19a connected thereto is rotated to closely position the moving blocks 15a and 15b onto the LM guides 12a and 12b.

 In addition, the present invention is connected to the lower end of the movable table 10, respectively, the book (B) has a plurality of bases of a predetermined size on the upper surface. One side edge of the plurality of bases 30 is connected to the lower ends of the vertical stands 17a and 17b, respectively, and is movable left and right together with the moving blocks 15a and 15b.

The base 30 is provided with a width alignment portion 40 for aligning the booklet B in the left and right direction on the upper side thereof. The width aligning portion 40 has a structure having a first side support 42 and a second side support 50 which are movable in both the left and right directions on both sides of the base 30, which is illustrated in FIGS. 5 a) and b). As described above, the first side support 42 is adjustable on one side of the base 30, and the second side support 50 is movable on the left and right in the width direction on the other side 30.

In addition, the width alignment part 40 has the second side support 50 moved on the base 30 by the left and right moving cylinders 52 fixed on the base 30 so that the first and second side supports are supported. The booklet B is arranged in the left and right directions between (42) and (50).

On the other hand, the first side support 42 is a structure that is mounted on the base 30 so that the angle can be adjusted, which is rotatable through the rotating shaft 46a to the fixing block 44 on the base 30 46 ), And the connecting plate 46 is provided with a plurality of adjusting bolts 48a and 48b on both sides of the rotation shaft 46a. In this structure, the first side support 42 is angled through the connecting plate 46 and the rotation axis 46a by adjusting the protruding length of each of the adjusting bolts 48a and 48b with respect to the fixing block 44. Adjustment is possible.

In addition, the second side support 50 positioned to face the first side support 42 is mounted with a left and right moving cylinder 52 on the base 30 on the other side, and the second side support on the rod 52a. 50 is connected, the second side support 50 is a guide bar 54a, 54b protrudes on both sides thereof, the guide bar 54a, 54b is the left and right moving cylinder 52 It is a structure which is guided linearly by being inserted in the guide hole (not shown) fixed on the base 30 at both sides of the ().

Therefore, when the left and right moving cylinder 52 is operated, the second side support member 50 moves backward through the forward backward of the rod, and in the process, through the guide bars 54a and 54b and the guide hole (not shown). It moves linearly, and the left and right corners of the booklets B placed between the first side support 42 can be aligned neatly.

In addition, the present invention has a length alignment portion 60 having a plurality of front guides 62 which can be moved back and forth in front of each base 30 to align the booklet B in the front-back direction. As shown in FIG. 6, the length aligning part 60 is screwed to the forward and backward screws 64 rotatably mounted to the lower surface of each base 30 and the forward and backward screws 64. A front guide 62 of the L ″ type is provided.

In the length alignment unit 60, a plurality of long holes 66 are formed in each of the base 30 portions in which the “L” type front guide 62 is positioned, and the long holes 66 are stepped (not shown). ) Is formed so that the head of a plurality of bolts (not shown) connected to the "L" type front guide 62 is caught and moved along the long hole 66. Accordingly, when the forward and backward screws 64 are rotated in the right direction or the left direction, the “L” type front guide 62 in which the front surface 62a is screwed to the forward and backward screws 64 is the lower side of the base 30. Is moved along the long hole 66, and the booklet B placed on the base 30 is to align in the front and rear direction.

And the present invention is provided with a pressing portion 70 is mounted on the movable table 10, respectively, and presses and fixes the booklets B on the base 30. The pressing part 70 includes a plurality of pressing cylinders 72 mounted in the vertical direction on the vertical stages 17a and 17b of the moving table 10, wherein the pressing cylinders 72 are illustrated in FIGS. 1 and FIG. As shown in Fig. 2, the cylinder body is adjustable up and down on the vertical stands 17a and 17b, and is mounted on each base 30 by attaching a pressing plate 76 to the bottom of the rod. It is a structure configured to press and fix the upper surface of the book (B). That is, the pressing unit 70 is fixed to the riser 80, which is equipped with the cylinder body of each pressing cylinder 72 in order to adjust the vertical position of the pressing cylinder 72 to the riser 17a, 17b, It is connected to the clamp handle 84 is inserted into the long hole 78 of the platform 80.

Therefore, the pressing cylinder 72 which is moved up and down on the vertical stands 17a and 17b is adjusted according to the height of the booklet B on the base 30, and then the clamp handle 84 is adjusted. The height is fixed through the rotation of the base, and the rod located on the lower side is lowered by the operation of the pressing cylinder 72 to press the upper surface of the booklet B located on the upper side of the base 30 to press the base 30. Press-fit on the bed.

In addition, the present invention has a cutting unit 90 having a cutting edge (92) rounded on the edge of the book (B) is mounted on the base 30 with the blades 92 movable up and down on the upper side of each base 30 The cutting portion 90 includes a plurality of cutting cylinders 94 fixed to the upper ends of the vertical stands 17a and 17b, respectively. Each cutting cylinder 94 has a structure in which the blades 92 are fixed to the rod located on the lower side of the cylinder body to round-cut both edges of the booklets B on the base 30 at once. 1 and 4 are shown.

The blade 92 is detachably mounted to the mounting base 98 fixed to the rod of the cutting cylinder 94, such a blade 92 is shown in Figure 7a, a plurality of bolts 93 It is fixed to the front groove (100a) of the mounting base 98 through the), the stopper 102 is formed on the upper end of the front groove (100a) blade when cutting the rounding of the edge of the booklet (B) by the blade 92 The 92 is not pushed to the upper side. The blade 92 is replaceable to have a variety of curvatures, such as 6R, 8R, 10R, and is configured to round the cutting booklet (B) loaded with 130 ~ 430mm.

In addition, the mounting base 98 is provided with grooves 100b and 100c in the vertical direction at the rear thereof, and the L guides disposed in the vertical direction on the vertical stands 17a and 17b and the moving blocks 15a and 15b. The structure is coupled to the rail 110 and the oilless rail 112 so as to be slidable. Therefore, the mounting table 98 and the blade 92 are raised and lowered by the operation of the cutting cylinder 94 to cut both edges of the booklet B loaded on the base 30 in a rounded shape. And the blade 92 is to cut the rounded corners of both sides of the booklet B on the bakelite pedestal 120 provided on each base 30, as shown in Figure 7b when cutting the booklet (B) do. Through the bakelite pedestal 120 is to be cut both sides edge of the booklet (B) in the correct size and shape.

In the structure as described above, the present invention is that the left and right moving cylinder 52, the pressing cylinder 72 and the cutting cylinder 94 are each made of a pneumatic cylinder, the reaction speed is faster work through the structure of such a pneumatic cylinder This can be done.

In addition, in the present invention, the frame 5 is equipped with a fine positioning mechanism 130 on one side, the fine positioning mechanism 130, as shown in Figures 2 and 8, the adjustment handle 132 is It is mounted rotatably on the frame 5 and has a shaft 134 that is geared to the adjustment handle 132. Such a fine position adjustment mechanism 130, by rotating the adjustment handle 132 to the left to move the shaft 134 to the left and right to finely adjust the position of the movable table 10, that is, the position of the blade 92 to the left and right When the adjustment handle 132 is rotated to the right, the adjustment handle 132 fixes the position of the shaft 134 so that the blade 92 is pushed to the left and right when cutting the edge of the booklet B by the blade 92. To prevent movement.

The infant booklet round cutting device 1 according to the present invention configured as described above is intended to round-cut the corners of both sides of the booklet B. The L guide of the movable table 10 is roughly matched to the left and right widths of the booklet B ( The moving blocks 15a and 15b are positioned and fixed on 12a and 12b. In this case, each of the clamp handles 19 holding the movable blocks 15a and 15b is loosened to move the movable blocks 15a and 15b on the L guides 12a and 12b, and then the clamp handles ( Fix it through 19).

And as shown in Figure 5b) on the upper portion of the plurality of base 30, the booklet (B) to be cut at both edges is appropriately put on the 40 ~ 70mm, the width alignment unit provided in the base 30 The left and right and the front and rear corners are aligned through the 40 and the length alignment unit 60. In this case, the second side support 50 is operated by operating the left and right moving cylinders 52 located on the right side of the width alignment unit 40. ) Is pushed toward the first side support 42, the left and right edges of the booklet (B) is aligned neatly between the first side support 42 and the second side support (50).

 In this state, when the forward and backward screw 64 of the length alignment unit 60 is rotated, the L " type front guide 62 pushes the rear edge of the booklet B to the front of the base 30 so that the bakelite pedestal is supported. It is to be positioned on the 120, so that the front and rear corners and the left and right corners are aligned by pushing the booklet (B) in the front and rear direction in the state moved in this way.

When the pressing cylinder 72 of the pressing portion 70 is operated in such a manner that the left and right and front edges of the booklet B are aligned as described above, the rod of the pressing cylinder 72 is lowered to each pressing cylinder 72. The pressing plate 76 provided to press the booklet (B). Therefore, the booklets B are pressed and fixed on the base 30 in a stable state by the pressing plates 76 on the left and right sides, respectively.

In addition, in this state, the adjustment handle 132 of the fine position adjusting mechanism 130 provided in the frame 5 is rotated to the right, and the cutting cylinder of the cutting portion 90 is further prevented from moving left and right of the moving blocks 15a and 15b. Operate (94) to lower the blade 92 to both edges of the book (B).

Therefore, the blade 92 is raised after cutting both front edges of the booklets B fixed on the base 30 in a round shape, and in this cutting process, the blade 92 is provided in the vertical direction at the rear thereof. The grooves 100b and 100c are linearly guided by the M guide rail 110 and the oilless rail 112 and moved up and down.

When the cutting operation by the blade 92 is completed as described above, the pressing cylinder 72 of the pressing unit 70 is operated through the reverse process to release the pressing state of the booklet B, and then the width is aligned. Opening the book B from the base 30 by spreading the second side support 50 of the part 40 to the right.

As described above, in the present invention, the plurality of left and right moving blocks 15a and 15b and the width alignment portion 40 provided on the base 30 and the length alignment are provided on the L guides 12a and 12b of the frame 5. After setting the size accurately on the base 30 according to the specification of the infant book (B) using the unit 60, the blade 92 is moved up and down by operating the cutting cylinder 94 using air pressure. Both edges of (B) are round-cut at one time. In addition, in this process, since the blade 92 cuts the booklet B in a round shape on the bakelite pedestal 120, it can be cut in a stable state and can be cut cleanly to improve the quality of the cut surface. At the same time, it is possible to achieve a rapid cutting operation, thereby improving work productivity.

Although the present invention has been described in detail with reference to the accompanying drawings, the present invention is not limited to such a specific structure. Those skilled in the art will be able to variously modify or change the embodiments of the present invention without departing from the spirit and scope of the present invention as set forth in the claims below. Nevertheless, it will be apparent that all such modifications or design modifications to such simple embodiments will clearly fall within the scope of the present invention.

1 is a perspective view showing an important part of a baby book round cutting device according to the present invention;

Figure 2 is a plan view showing a baby book round cutting device according to the present invention;

Figure 3 is a side cross-sectional view showing a baby book round cutting device according to the present invention;

Figure 4 is a front view showing a baby book round cutting device according to the present invention;

Figure 5 is a view showing a width alignment unit provided in the infant book round cutting device according to the present invention, a) a plan view showing the angle adjustment structure of the first side support, b) is a view showing the operating state of the second side support Operation diagram shown;

Figure 6 is a perspective view of the length alignment portion provided in the infant round cutting device according to the present invention;

7 is a detailed view of the blade mounting portion provided in the infant book round cutting device according to the present invention, a) is an exploded view, b) is a diagram illustrating the operation;

Figure 8 is a detailed cross-sectional view of the fine position adjustment mechanism provided in the infant round cutting device according to the present invention.

<Description of Symbols for Major Parts of Drawings>

1 ..... Booklet round cutting device for children according to the present invention

5 ..... Frame 10 ..... Mobile

12a, 12b .... LM Guide 15a, 15b .... Moving Blocks

17 .. Vertical stand 19 .... Clamp handle

19a ... eccentric shaft 21 .... top flange

21a .... long 30 .... bass

40 ..... Width alignment 42 .... First side support

44 ..... mounting block 46 .... connecting plate

46a .... axis of rotation 48a, 48b .... adjusting bolt

50 ..... 2nd side support 52 ..... left and right cylinder

54a, 54b .... Guide bar 60 .... Alignment department

62 ..... Front guide 64 .... Forward and backward screw

66 ..... long 70 .... push

72 ..... Press cylinder 76 .... Press plate

80 .... platform 84 ..... steering wheel

90 .... cutting part 92 .... blade

94 .... cutting cylinder 98 .... mount

100a, 100b, 100c ... Home 102 .... Blade

110 .... LM guide rail 112 .... oilless rail

120 .... Bakelite pedestal 130 .... Fine positioning mechanism 132 .... Adjustment handle 134 .... Shaft

B ..... Booklet

Claims (15)

In the cutting device for rounding the corners of the booklet, A frame having an EL guide on which a plurality of moving tables are mounted to move left and right, respectively; A plurality of bases each connected to a lower end of the movable table and having a booklet placed on an upper surface thereof; A width alignment unit having a plurality of side guides movable in left and right directions at both sides of the base to align the booklet in the left and right directions; A length alignment unit having a plurality of front guides which are movable from front to back of the base to align the booklet in the front and rear directions; A pressing part mounted on each of the moving tables to press and fix the booklets on the base; And And a cutting portion for rounding the edges of the booklets placed on the base with blades movable up and down at each base upper side. The width alignment part includes a first side support that can be adjusted on an angle base and a second side support that can move in a left and right width direction on the other base, and the second side support is fixed by a left and right moving cylinder fixed on the base. The infant book round cutting device, characterized in that the movement on the base to align the booklet in the horizontal direction between the first and second side support. According to claim 1, wherein the movable table is provided with a movable block slidably mounted to the LM guide, respectively, and a vertical stand integrally fixed to the movable block, the movable block is mounted with a clamp handle, respectively, the LM Round book cutting device for children, characterized in that the moving block is fixed on the guide. According to claim 2, The LM guide is formed in a plurality of side by side up and down, The moving block is mounted on each of the LM guide for children Book round cutting device, characterized in that the shaking is prevented when moving left and right. The eccentric shaft of claim 2, wherein the clamp handle has an eccentric shaft fitted into a long hole provided in an upper flange of the frame, and the eccentric shaft is vertically fitted into the plurality of moving blocks, and the eccentric shaft is rotated by the rotation of the clamp handle. The infant book round cutting device, characterized in that to stop the moving block on the LM guide. delete The infant of claim 1, wherein the first side support is rotatably mounted at its center on the base, and the angle of the first side support is adjustable through a plurality of adjustment bolts provided at both sides of the rotation shaft. Booklet round cutter. According to claim 1, The second side support is a round guide for cutting children's booklet, characterized in that the guide bar is protruded to both sides of the left and right moving cylinder, respectively, the guide bar is inserted into the guide hole on the base to be linearly guided. The booklet on the base according to claim 1, wherein the length aligning portion includes a forward and backward screw rotatably mounted to each of the bottom surfaces of the base, and a "L" type front guide screwed to the forward and backward screw. Round cutting device for children's booklet, characterized in that aligned with. According to claim 1, wherein the pressing portion includes a plurality of pressing cylinders mounted in the vertical direction to the vertical object of the movable table, the pressing cylinder is the cylinder body is adjustable vertical position on the vertical stand, the rod is lower Infant booklet round cutting device, characterized in that configured to press the upper plate of the booklet on each base by pressing on the fixing plate. 10. The infant book round cutting device of claim 9, wherein the pressing unit is fixed with a clamp handle through a long hole in which a platform equipped with each cylinder body is adjusted to adjust a vertical position of the pressing cylinder.  According to claim 1, wherein the cutting portion includes a plurality of cutting cylinders for moving the blades respectively up and down, the blade is fixed to the rod of the cutting cylinder characterized in that the round cut at both edges of the booklet on the base at a time Baby Book Round Cutting Machine. The cutting blade of claim 11, wherein the blade is detachably mounted to a mount fixed to a rod of the cutting cylinder, and the mount is slidably coupled to an oil guide rail and an L guide rail disposed at a rear side of the cutting cylinder. Round cutting device for children's booklet, characterized in that the operation ascend and descend. 12. The infant book round cutting device according to claim 9 or 11, wherein the left and right moving cylinders, the pressing cylinders, or the cutting cylinders are made of pneumatic cylinders, respectively. The method of claim 12, wherein the blade is a round cutting device for children's booklet, characterized in that for cutting the rounded corners of both sides of the booklet on the bakelite pedestal provided on each base when cutting the booklet. The apparatus of claim 1, wherein the frame is equipped with a fine positioning mechanism at one side, and the fine positioning mechanism is provided such that the adjustment handle is rotatably mounted on the frame, and has a shaft gearably coupled to the adjustment handle. The infant book round cutting device, characterized in that configured to finely adjust the position of the movable table through the shaft by the rotation of the adjustment handle.

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