JPH0611476B2 - Device for making intermittent curved cuts in a continuous web - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention provides continuous webs with curved cuts having a predetermined pattern at predetermined intervals by running continuous webs. With regard to the device, in particular, a continuous Western web seat suitable for continuous production of a rectangular Western-style toilet seat sheet cover having a curved cut that is interrupted in a substantially elliptical shape that becomes a defecation port by breaking is interrupted. A device for making a curved cut.

[Prior Art] As a conventional device for imparting intermittent curved cuts to a continuous web, for example, a pair of rolls adopted in the invention of the toilet seat cover manufacturing device of Japanese Utility Model Publication No. S58-1212999 is used. There is a device part that gives perforations in a semi-elliptical shape. One of the pair of rolls has a semi-elliptical continuous blade or a mountain-shaped blade arranged in a semi-elliptical shape on the peripheral surface, and a groove into which the blade can enter is formed on the peripheral surface of the other roll. ing. Providing a curved cut using such a pair of rolls is generally adopted in other fields.

[Problems to be Solved by the Invention] However, since the blade to be planted in the roll has a three-dimensional shape provided on a cylindrical surface and requires high accuracy, wear is severe and sharpness deteriorates in a short time. It has the drawback that it is difficult to manage and replace the blade and the running cost is high.

The present invention, using a rotary cutter, can be provided with a curved cut that intermittently cuts a continuous web that travels while being wound around the roll by changing speed on a roll that serves as a cutting table for cutting the continuous web, It is an object of the present invention to provide a device for making intermittent curved cuts in a continuous web which can eliminate the above-mentioned drawbacks.

[Means for Solving the Problems] The first invention of the present application is, as a means for solving the above problems, a cutting table roll 4 around which a continuous web W is wound and driven to rotate, a rotary cutter 18, and the rotary cutter. 18
A cutter drive motor 22 for rotating and driving the rotary cutter 18, and the rotary cutter 18 and the cutter drive motor 22 are supported to reciprocate the rotary cutter 18 in a required speed change pattern to move the rotary cutter 18 to the cutting table roll 4 Is provided with an operating device that follows a single curved locus on the peripheral surface of the cutting table roll 4. The operating device uses a cylindrical cam 11 to rotate the cutting table roll 4 every one revolution. A movable bracket 15 that reciprocates in a speed change pattern corresponding to a required cut curve along the surface length direction, a cutter support rod 16 that is supported by the movable bracket 15 so as to be capable of moving up and down, and supports the rotary cutter 18, and the cutter support. The rotary cutter 18 moves the rod 16 at a predetermined rotation position at one or a plurality of positions for each rotation of the cutting table roll 4 and the cutting table roll 4. With a cutter support rod elevating means for moving away from the roll 4, and the cylindrical cam 11 connected to the cutter support rod 16 so as to continuously change the angle of the rotary cutter 18 in the cutting direction corresponding to the cutting curve. The present invention provides a device for imparting a curved cut to a web, which comprises a cutter support rod rotating means for rotating the cutter support rod 16 by utilizing the above.

The second invention of the present application is, as a means for solving the above-mentioned problems, a cutting table roll 4 around which a continuous web W is wound and driven to rotate, and a rotary cutter 18 which is a cutter blade whose entire circumference is continuous. And a cutter driving motor 22 for rotating the rotary cutter 18, and the rotary cutter 1
8 and the cutter driving motor 22 are supported, and the rotary cutter 18 is reciprocally moved in a required speed change pattern so that the rotary cutter 18 follows a single curved locus on the peripheral surface of the cutting table roll 4. An operating device is provided, and the cutting table roll 4 has required flat portions 4b and 4c extending in the roll axial direction at required positions in the circumferential surface direction. A movable bracket 15 that reciprocates along a roll surface length direction of the cutting table roll 4 with a speed change pattern corresponding to a required cutting curve every one rotation of the cutting table roll 4, and is rotatably supported by the movable bracket 15. A cutter support rod 16 that supports the rotary cutter 18, and a rotary cutter 18 that is connected to the cutter support rod 16 and connects the rotary cutter 18 in a cutting direction corresponding to the cutting curve. A cutter support rod rotating means for rotating the cutter support rod 16 by using the cylindrical cam 11 so as to change the angle of the rotary cutter 18 at the flat portion of the cutting table roll 4. The present invention provides a device for making intermittent curved cuts in a continuous web of material.

The third invention of the present application is, as a means for solving the above-mentioned problems, a cutting table roll 4 around which a continuous web W is wound and driven to rotate, and a perforated circular blade in which a mountain-shaped cut-off blade is arranged all around. Cutter 39 and round blade cutter 39 for perforations
Rotatably supported and reciprocally moving the perforated round blade cutter 39 in a required speed change pattern to move the perforated round blade cutter 39 on the peripheral surface of the cutting table roll 4 into a single curved locus. The operating device uses a cylindrical cam 11 to form a required cutting curve along the roll surface length direction of the cutting table roll 4 every one rotation of the cutting table roll 4. A movable bracket 15 that reciprocates in a corresponding shift pattern, a cutter support rod 16 that is rotatably supported by the movable bracket 15 and that supports the perforated round blade cutter 39, and the cutter support rod 16 that is connected to the cutter support rod 16. A cutter that pivots the cutter support rod 16 using the cylindrical cam 11 so as to continuously change the angle of the perforated round blade cutter 39 in the cutting direction corresponding to the cutting curve. The present invention provides a device for making intermittent curved cuts in a continuous web, which is characterized in that it is provided with a rotator supporting rod turning means.

[Operation] In the first invention, the second invention, and the third invention, when the cutting table roll 4 rotates, the continuous web W wound around the cutting table roll 4 is transferred. Further, due to the action of the cylindrical cam 11 that rotates together with the cutting table roll 4, the rotary cutter 18 or the perforated round blade cutter 39 is required to move on the cutting table roll 4 in the surface length direction every one revolution of the cutting table roll 4. While making one reciprocating movement in a speed change pattern, the rotary cutter 18 or the perforated round blade cutter 39 continuously changes its direction in accordance with a required cutting curve. Therefore, the rotary cutter 18 or the perforated round blade cutter 3
9 follows the single curved locus with respect to the peripheral surface of the cutting table roll 4 to cut the web W.

In this case, in the first invention, the cutting of the web W is interrupted by raising the rotary cutter 18, and in the second invention, the flat portion 4 provided on the cutting table roll 4 is cut.
Since the rotary cutter 18 does not reach b and 4c, the web W is intermittently cut, and in the third invention, the perforation round blade cutter 39 that rolls and rotates with the cutting table roll 4 is used.
Is used to interrupt the cut of the web W.

[Embodiment] FIGS. 1 to 3 show an apparatus for making a curved cut in a web according to an embodiment of the first invention. This apparatus is constructed so that a Western style toilet seat sheet cover can be continuously manufactured from a roll base paper. FIG. 4 shows a web in a two-fold state in which a curved cut is provided by the apparatus of this embodiment. FIG. 5 shows a part of the Western-style toilet seat sheet cover in a state in which a web provided with a curved cut is cut into a unit length and the folded state is opened.

First, the configuration will be described.

A loam / cam mounting shaft 3 is horizontally pivotally supported on a portal frame 2 erected on a base 1, a cutting base roll 4 is mounted on the roll / cam mounting shaft 3, and two web winding rolls 5 are provided. , 5 are rotatably supported on the gate-shaped frame 2 by sandwiching the cutting table roll 4 from both sides in close contact with each other, and are folded in half by a former (not shown) installed upstream of the apparatus line. A continuous web (rolling base paper) W passes through the web winding roll 5 on the upstream side and is wound around the upper half of the cutting table roll 4 and flows through the web winding roll 5 on the downstream side. There is. The cutting table roll 4 has an underlaying outer peripheral layer 4a made of an easily machinable material such as rubber, sponge or plastic having a required thickness.

The large gear 6 mounted on the roll-cam mounting shaft 3 meshes with the small gears 7, 7 mounted on the angular shaft portions of the two web winding rolls 5, and the large gear 6 and the small gear are engaged. Gear 7
The ratio of the number of teeth on the cutting stand roll 4 and the roll / cam mounting shaft 3
The diameter ratio is set so that the cutting table roll 4 and the two web winding rolls 5 can roll reliably and rotate, and one end of the roll / cam mounting shaft 3 is connected to the base via the belt winding mechanism 10. 1, a cylindrical cam 11 and a disk cam 12 are attached to the other end of the roll / cam mounting shaft 3, and the roll / cam mounting shaft 3 is driven by the motor 9 to, for example, 300 rpm. p. It is designed to be rotated at m.

Two traverse rods 14 that are inserted and guided by a slide bearing 13 provided at a position above the roll cam mounting shaft 3 of the portal frame 2 are provided, and the two traverse rods 14 are integrally connected. A movable bracket 15 having a desired shape, which is provided so as to be located in the portal frame 2, can move in parallel on the upper side of the roll cam mounting shaft 3.

The movable bracket 15 is provided with a cutter support rod 16 which is movable in a rod axis direction which is orthogonal to the vertical direction of the cutting table roll 4 and which is attached to a cutter mounting bracket 17 fixed to the lower end of the cutter support rod 16. A rotary cutter 18, which is a cutter blade whose entire circumference is continuous, is attached, and the rotary cutter 18 and a cutter driving motor 22 attached to the cutter mounting bracket 17 are provided with a rope belt for converting the rotation direction by 90 degrees. Winding mechanism 19
, A cylinder shaft 20, and a flat-type rope belt winding mechanism 21
Motor for driving the cutter 2
2, the rotary cutter 18 is, for example, 3,000 r. p.
It is designed to be rotated at m. Rotary cutter 1
It is preferable that the rotation direction of 8 is the direction of rolling contact rotation with the cutting table roll 4 for down-cutting.

A cam shaft 26 is rotatably inserted in the middle of a connecting bar 25 that integrally connects the overhanging ends of the two traverse rods 14 that extend above the cylindrical cam 11, and the lower end of the cam shaft 26 is pivoted. Mounted cam groove displacement detection cam follower 27
Is rotatably fitted in the cam groove 11a of the cylindrical cam 11. Accordingly, the cam follower 27 for detecting the cam groove displacement
The stroke S by the cam groove 11a of the cylindrical cam 11 is
A synchronous stroke S is given to the rotary cutter 18.

A cam groove direction detecting cam follower 29 is fitted on a shaft portion 28a of a swinging end of a swing arm 28 which is fixed midway near the lower end of the cam shaft 26, and the cam groove direction detecting cam follower 29 is a cylindrical cam. The first lever fixed to the upper end of the cam shaft 26 is rotatably fitted to a position distant from the cam follower 27 for detecting the cam groove displacement of the cam groove 11 a of the cam roller 11 in the rotation direction. 30 and the second lever 31 fixed in the middle of the cutter support rod 16 are connected by a connecting rod 32 having the same axial distance between the cam shaft 26 and the cutter support rod 16, which connect the cylindrical cam 11 to each other. A cutter support rod turning means for turning the cutter support rod 16 by utilizing it is configured.

A rolling element 23 is attached to the upper end of the cutter support rod 16 and is biased by a spring 24 mounted between the rolling element 23 and the movable bracket 15 to be lifted upward. A horizontal pivot shaft 33 is rotatably mounted above the traverse rod 14 of the gate frame 2 at a required position, and a swing lever 34 is attached to one end of the horizontal pivot shaft 33.
Is fixed to the lower end of the swing lever 34, and a cutter push-off time detecting cam follower 36 is mounted on the peripheral side of the disc cam 12, and the cutter push-off time detecting cam follower 36 is attached to the disc cam 12. When the rotating cutter 18 is in contact with a place other than the flattened portion of the peripheral surface 12, the elevation plate provided by the horizontal pivot shaft 33 so that the rotary cutter 18 bites into the outer peripheral layer 4a for the underlay of the cutting table roll 4 by 1 to 2 mm. 35 is adapted to push down the rolling element 23 provided on the upper end of the cutter support rod 16, and these are cutter support rod elevating means for raising and lowering the cutter support rod 16 by 2 to 3 mm using the disc cam 12. Are configured.

The cutter support rod elevating means may be configured such that the cutter support rod 16 is pushed down by the biasing force of the spring without using the disc cam 12, and is lifted by a voice coil or an electrostrictive actuator for a minute time.

The diameter of the cutting table roll 4 is determined such that the circumference length of the cutting table roll 4 is equal to the length P of one cup of the Western-style toilet seat sheet cover W shown in FIG. The expansion cam curve of the cam groove 11a formed on the circumferential surface of the cylindrical cam 11 is a cut shown by the solid line l1 shown in the length P of one seat of the Western-style toilet seat sheet cover W shown in FIG. It is composed of a curve and a cam follower smooth guide curve indicated by dotted curves 12 and 13 on both sides of the solid line 11. Accordingly, the cam groove displacement detecting cam follower 27 reciprocates on the cutting table roll 4 in a speed change pattern corresponding to the cutting curve.

As shown in FIG. 2, the disk cam 12 has a flat portion 12a on one side of the peripheral surface and a true circular portion 12b on the other side.
a corresponds to the dotted curves l2 and l3 in FIG. 4, and when the flat part 12a is in contact with the cutter follower time detecting cam follower 36, the elevation plate 35 pushes down the rolling element 23. And the rotary cutter 18 turns the cutting table roll 4
It is designed to be slightly separated from.

Next, the operation will be briefly described.

First, the web W is unwound from a web roll set at the upstream side of the apparatus line, hung on a former (not shown) installed upstream of the apparatus of this embodiment, and folded in half so that the width becomes half, and the two folds are made. A continuous web W
Is passed through the web winding roll 5 on the upstream side, is wound on the upper half of the cutting table roll 4, is passed through the web winding roll 5 on the downstream side, is guided to the downstream part of the equipment line, and the line is set. When completed, the motor 9 and the cutter driving motor 22 are driven.

Then, the rotary cutter 18 is rotationally driven. Further, the cutting table roll 4 and the two web winding rolls 5 roll and rotate, and the web W is transferred and cut by the rotary cutter 18. When the cutting table roll 4 rotates, the cylindrical cam 11 and the disc cam 12 rotate together, and the cylindrical cam 11
Of the cam groove 11a is a cam follower 27 for detecting cam groove displacement.
And the cam follower 29 for detecting the cam groove direction, the cam shaft 26 reciprocates the stroke S in a required speed change pattern and makes a required swinging turn, whereby the movable bracket 15 fixed to the traverse rod 14 is moved. Reciprocates in a required gear shift pattern, and the cutter support rod 16 swings and swivels in accordance with the moving position of the movable bracket 15 to change the direction at any time so that the rotary cutter 18 approximates the inclination angle of the cut curve. The web W is cut. Then, the perfect circle portion 12b of the disk cam 12 pushes the swing lever 34 outward for a required time, and thereby the depression plate 35 pushes down the cutter support rod 16 which is lifted by the spring 24.

Therefore, the rotation of the cutting table roll 4 and the rotary cutter 18
The traveling route of the rotary cutter 18 with respect to the peripheral surface of the cutting table roll 4, which is a combination of the reciprocating movement of the required speed change pattern on the cutting table roll 4 of FIG.
, 1, 1, ... Connected by dotted lines 12 and 13 to follow a single curved locus, and the rotary cutter 18 is shown by a solid line l.
It will be cut intermittently as 1, 11 ,.
A continuous web W of two folds indicated by solid lines l1, l1, ... Shown in FIG. 4 is cut at a pitch P by a cutting device on the downstream side of the apparatus of this embodiment, and further cut from a dotted line Z by a folding device on the downstream side. Folds in half.

As shown in FIG. 5, when the web W folded so that its width is halved is opened, the portion sandwiched between the symmetrical solid lines l1 and l1 becomes a substantially elliptical diameter, and if it is cut off from the dotted line X, it becomes a dotted line Y. Can open more drooping defecation opening.

The cutting table roll 4 is cut by the rotary cutter 18 into the underlaying outer peripheral layer 4a made of a material that is easy to machine, but the rotary cutter 18 forms a single curved line on the circumferential surface of the cutting table roll 4. Since it follows the trajectory, the outer peripheral layer 4a for underlayment
There are no shreds everywhere.
In short, the cutting table roll 4 is configured to have the underlaying outer peripheral layer 4a because it is possible to naturally form an escape groove for the rotary cutter 18 on the peripheral surface of the cutting table roll 4. When the escape groove 4 for the rotary cutter 18 is provided in advance, the underlaying outer peripheral layer 4a made of an easily machinable material is not necessary.

6 and 7 show a device for making a curved cut in a web according to an embodiment of the second invention. FIG. 8 shows a part of a web in a two-fold state in which a curved cut is provided by the apparatus of this embodiment, and FIG. 9 is a half-folded state in which the web in which the curved cut is provided is cut into a unit length. The seat cover made from Western-style toilet seat paper of the state which opened.

The apparatus for imparting a curved cut to the web of the second invention has been described in the paragraphs [Problems to be Solved by the Invention] and [Operation]. The same reference numerals are given to the components corresponding to, and the description of this embodiment device will be made only for the parts different from the embodiment device of the first invention.

The cutter support rod 16 of this device is not designed to be lifted and lowered by a disc cam, but is rotated by a handle 37 of the rotary cutter 18 and a ridge provided on the cutter support rod 16 that makes one round in the circumferential direction. The stepped shaft portion 16a having a large number of lined portions is meshed with each other, and the handle 37 is turned to adjust the height of the rotary cutter 18, so that the cut of the rotary cutter 18 can be adjusted.

The motor 9 that drives the rotary cutter 18 is attached to the cutter mounting bracket 17 and is directly connected to the rotary cutter 18.

In this device, the cutter support rod 16 as in the first aspect of the invention is not configured to be vertically controlled by a disc cam as means for intermittently cutting the web W by the rotary cutter 18, instead of the cutting stand roll. 4 is a required flat portion 4 extending in the roll axial direction at a required position in the circumferential surface direction.
The other portions having b and 4c are flat rolls having a true circumferential surface portion 4d, and the rotary cutter 18 is separated at the flat portions 4b and 4c, and in the web W shown in FIG.
The cutting is interrupted at the point of b, so that the curved cuts 14 and 15 can be provided.

As shown in FIG. 9, when the web W folded to be halved in width is opened, the curved cuts 14 and 15 are symmetrically formed to form a roughly leaf-shaped contour that can be easily torn. .

10 and 11 show a device for making a curved cut in a web according to an embodiment of the third invention. 12 and 13 show a Western style toilet seat sheet cover manufactured by this apparatus.

The apparatus for imparting a curved cut to the web of the second invention has been described in the paragraphs [Problems to be Solved by the Invention] and [Operation]. The same reference numerals are given to the components corresponding to, and the description of this embodiment device will be made only for the parts different from the embodiment device of the first invention.

In this device, the cutter provided at the lower end of the cutter support rod 16 is not the rotary cutter 18 which is a cutter blade whose entire circumference is continuous used in the first invention and the second invention, but the entire cutter. It is a perforated round blade cutter 39 in which parting blades are arranged in a chevron around the circumference, and the perforated round blade cutter 39 is provided so as to rotate freely,
It is not designed to be rotated by a motor.

Further, in this device, the worm 38 rotated by the rotary cutter 18 handle 37, as in the second invention,
A stepped shaft portion 16a, which is provided on the cutter support rod 16 and is provided with a large number of ridges that make one round in the circumferential direction, is meshed with the cutter support rod 16. By turning a handle 37, the cutter support rod 16 is adjusted up and down to make a perforation circle. The cut of the blade cutter 39 can be adjusted.

In this device, the perforated round blade cutter 39 changes its direction according to the change of the cut curve and reciprocates on the cut table roll 4 while rotating together with the cut table roll 4.

FIG. 12 shows the production of a web W having perforated curved cuts 16 which are provided with perforated curved cuts 16 up to the folded end.
The chain double-dashed line 17 shows the locus of the perforated round blade cutter 39.

In this device, in order to compensate the rotation of the perforated round blade cutter 39 with the cutting table roll 4, the perforated round blade cutter 39 does not exceed 45 ° with respect to the web flow direction. As shown in FIG. 12, it is preferable to determine the cam curve of the cam groove 11a of the cylindrical cam 11 to be a parabolic curve of maximum 45 °, and as shown in FIG. 13, reduce the width to half. When the web W folded so as to be opened is opened, the portion sandwiched between the left and right solid lines 16 and 16 is
It becomes almost leaf-shaped.

[Effects of the Invention] As described above, according to the device of the present invention for providing a continuous web with intermittent curved cuts, the rotary cutter or the perforated round-blade cutter acts as a cutting table roll by the action of the cylindrical cam. Each rotation of the cutting table roll makes one reciprocal movement in the surface length direction in the required speed change pattern, and the rotary cutter or perforated circular blade cutter continuously changes the direction according to the required cutting curve and rotates. Intermittent cutting of the web by raising the cutter, by the rotary cutter not reaching the flat part provided on the cutting table roll, or by using a perforated round blade cutter that rolls and rotates with the cutting table roll. With such a configuration, it is possible to achieve the initial object of providing the continuous running web with intermittent curved cuts.

Further, the replacement of the rotary cutter or the perforated round blade cutter is extremely inexpensive as compared with the replacement of the blade of the conventional roll, the management and replacement of the blade are easy, and the running cost can be greatly reduced.

[Brief description of drawings]

1 to 3 relate to an apparatus for making a curved cut in a web according to an embodiment of the first invention, and FIG. 1 is a front view,
FIG. 2 is a right side view, and FIG. 3 is a schematic plan view of essential parts. FIG. 4 is a partial front view of a half-folded web manufactured by the apparatus of the first embodiment of the present invention, and FIG. 5 is a western-style toilet seat sheet in which the manufactured web is cut into unit lengths to open the half-folded state. It is a development view of a seat cover. 6 and 7 relate to an apparatus for making a curved cut on a web according to an embodiment of the second invention, FIG. 6 is a front view, and FIG. 7 is a schematic cross-sectional view of a main part. FIG. 8 is a partial front view of a half-folded web manufactured by the apparatus of the second invention, and FIG. 9 is a Western-style toilet seat sheet in which the manufactured web is cut into unit lengths to open the half-folded state. It is a development view of a seat cover. 10 and 11 relate to an apparatus for making a curved cut in a web according to an embodiment of the second invention, FIG. 10 is a front view, and FIG. 11 is a schematic cross-sectional view of a main part. FIG. 12 is a partial front view of the folded web produced by the apparatus of the second invention, and FIG. 13 is a Western-style toilet seat sheet in which the produced web is cut into unit lengths and opened in the folded state. It is a development view of a seat cover. W ... Web, 4 ... Cutting stand roll, 11 ... Cylindrical cam, 15 ... Movable bracket, 16 ... Cutter support rod, 18 ... Rotating cutter, 22 ... Cutter drive motor, 39 ... Perforation Round blade cutter for

Claims (3)

[Claims] 1. A cutting table roll that is wound around a continuous web and is driven to rotate, a rotating cutter that is a cutter blade whose entire circumference is continuous, and a cutter driving motor that drives the rotating cutter to rotate. An operating device that supports the rotary cutter and the cutter driving motor and reciprocates the rotary cutter in a required speed change pattern to cause the rotary cutter to follow a single curved locus on the peripheral surface of the cutting table roll. The operating device includes a movable bracket that reciprocates in a required speed change pattern along a roll surface length direction of the cutting table roll every one rotation of the cutting table roll by using a cylindrical cam, A cutter support rod that is supported by a movable bracket so as to be able to move up and down and supports the rotary cutter, and one cutter support rod for each rotation of the cutting table roll. At a predetermined rotation position or at a plurality of predetermined rotation positions, the cutter support rod lifting / lowering means for moving the rotary cutter away from the cutting table roll, and the rotary cutter connected to the cutter support rod in the cutting direction corresponding to the cut curve. An apparatus for imparting an interrupted curvilinear incision to a continuous web, comprising cutter supporting rod rotating means for rotating the cutter supporting rod using the cylindrical cam so as to continuously change the angle. 2. A cutting table roll which is wound around a continuous web and is driven to rotate, a rotary cutter which is a cutter blade whose entire circumference is continuous, and a cutter driving motor which drives the rotary cutter to rotate. An operating device that supports the rotary cutter and the cutter driving motor and reciprocates the rotary cutter in a required speed change pattern to cause the rotary cutter to follow a single curved locus on the peripheral surface of the cutting table roll. The cut table roll has a required flat portion extending in the roll axial direction at a required position in the circumferential surface direction, and the operating device uses a cylindrical cam for each revolution of the cut table roll. A movable bracket that reciprocates along a roll surface length direction of the cutting table roll in a speed change pattern corresponding to a required cut curve, and is rotatable on the movable bracket. A cutter swivel shaft that is held and supports the rotary cutter, and the cutter that utilizes the cylindrical cam so as to continuously change the angle of the rotary cutter in the cutting direction corresponding to the cut curve, the cutter being connected to the cutter swivel shaft. An apparatus for providing an interrupted curvilinear incision to a continuous web, characterized by comprising cutter pivot axis pivot means for pivoting a pivot axis, wherein the rotary cutter is separated at a flat portion of the cutting table roll. 3. A cutting table roll, in which a continuous web is wound and driven to rotate, a round blade cutter for perforations, in which cutting off blades are arranged in a mountain shape all around, and the circular blade cutter for perforations can be rotated. And a reciprocating movement of the perforated round blade cutter in a required speed change pattern to cause the perforated round blade cutter to follow a single curved locus on the peripheral surface of the cutting table roll. The operating device is movable to reciprocate in a shift pattern corresponding to a required cut curve along the roll surface length direction of the cutting table roll for each rotation of the cutting table roll by using a cylindrical cam. A bracket, a cutter support rod that is rotatably supported by the movable bracket and supports the perforated round blade cutter, and the perforation daily round blade cutter that is connected to the cutter support rod and that cuts the perforated daily round blade cutter. A curve for interrupting a continuous web, comprising cutter supporting rod rotating means for rotating the cutter supporting rod by utilizing the cylindrical cam so as to continuously change the angle in a cutting direction corresponding to the curve. A device that makes a shape cut.