WO2007023598A1

WO2007023598A1 - Cutter

Info

Publication number: WO2007023598A1
Application number: PCT/JP2006/310318
Authority: WO
Inventors: Junichi Nishizawa; Soyu Yoshihara
Original assignee: Hidaka Seiki Kabushiki Kaisha
Priority date: 2005-08-23
Filing date: 2006-05-24
Publication date: 2007-03-01
Also published as: JP2007054901A

Abstract

A cutter enabling the simplification of a setup operation for changing the lateral cutting width of a sheet-like body and a reduction in the size of the cutter. The cutter comprises a fixed mold (32) to which a fixed cutting blade (34) is fixed, a movable mold (36) having a movable cutting blade (38), and a position adjusting means adjusting the position of the movable cutting blade (38) relative to the fixed cutting blade (34). The position adjusting means is characterized by comprising a moving plate (44) installed movably between a stopper member (42) fixedly installed on the fixed die (32) side of the movable die (36) and a movable mold body (40) and having the movable cutting blade (38), springs (46) fitted to the stopper member (42) and energizing the moving plate (44) to the moving plate body (40) side to move the movable cutting blade (38) in the direction receding from the fixed cutting blade (34), and a positioning means to move the movable cutting blade (38) to a cuttable position against the energizing force of the springs (46) or to a non-cuttable position by the energizing force of the springs (46).

Description

Cutting device

Technical field

TECHNICAL FIELD [0001] The present invention relates to a cutting apparatus, and more particularly to a cutting apparatus that forms a plurality of narrow strips by cutting a sheet-like material that is intermittently fed in a predetermined direction in the feeding direction. Technology

As shown in FIG. 6, a heat radiating plate used in a heat radiating portion of a heat exchanger has a plurality of collared through holes 12, 12 into which heat radiating tubes are inserted in the longitudinal direction of a wide metal strip 10. A plurality of color rows formed in a row are formed by forming a plurality of color rows in a row in the width direction of the metal strip 10 and then cutting the metal strip 10 in the longitudinal direction. A strip-shaped heat radiation plate can be formed by forming a narrow strip-shaped material and then cutting the strip-shaped material to a predetermined length.

In the manufacture of a heat sink which is strong, a punching case is applied to the wide metal strip 10 using a press device 18 shown in FIG. In this pressing device 18, a sheet-like body made of a metal such as aluminum (hereinafter sometimes referred to as a metal strip 10), which is a target material for heat exchange fins, is wound in a coil shape. Pulled from the uncoiler 14 through the pinch roll 16. The drawn metal strip 10 is inserted into the oil applying device 20, and after processing oil is attached to the surface thereof, the metal strip 10 is intermittently fed to the mold device 22 provided in the press device 18. .

The mold device 22 is a progressive mold, and is provided with an upper die set 22a that can move up and down and a lower die set 22b that is stationary. The metal strip 10 that has passed through the mold apparatus 22 has a plurality of color rows in which a plurality of colored through holes 12, 12... Are formed in a row in the feed direction (longitudinal direction of the metal strip 10). The metal strip 10 which is formed in the width direction of the strip 10 is cut in the longitudinal direction by the cutting device 24 to form a plurality of narrow strips in which a single row of force bars is formed. After that, the belt-shaped material is continuously specified. The sheet is cut to a length and accommodated in the stat force 26 as a strip-shaped heat sink.

The cutting device 24 shown in FIG. 7 has conventionally used a cutting blade that cuts the metal strip 10 shown in FIG. 8 in the feed direction to form a narrow strip material! (See Patent Document 1). FIG. 8 (a) is an explanatory diagram for explaining the outline of the cutting device 24. The metal strip 10 with the collar-shaped through holes 12, 12... Is intermittently formed in a direction perpendicular to the paper surface. In order.

The cutting device 24 is provided with a movable mold 100b that moves toward and away from the fixed mold 100a. The fixed plate 100a includes a plurality of fixed cutting blades 102a, 102a-• in the width direction of the metal strip 10. Each is fixed by a fixing member 102a at a predetermined interval.

Further, the movable cutting blade 104b corresponding to each of the fixed cutting blades 102a and 102a ′ ′ provided on the fixed plate 100a is also fixed to the movable plate 100b by the fixing member 102b.

As shown in FIG. 8 (b), which is a front view, the fixed cutting blade 102a and the movable cutting blade 104b that are strong are long and fixed so as to extend in the feed direction of the metal strip 10. Provided in mold 10 Oa and movable mold 100b.

Patent Document 1 Japanese Patent Laid-Open No. 6-339891 Disclosure of Invention

In the cutting apparatus shown in FIG. 8, when the movable cutting blades 104b, 104b-provided on the movable mold 100b and the fixed cutting blades 104a, 104a 'provided on the fixed mold 100a are separated, the metal The strip 10 is fed for a predetermined length, and the feeding of the metal strip 10 is stopped. Next, by moving the movable mold 100b close to the fixed mold 100a, the metal strip 10 fed between the movable cutting blades 104b, 1041) and the fixed cutting blades 104a, 104a ' With through holes 12, 12 ··· A plurality of narrow strips formed in a row are formed.

By the way, there are cases where it is desired to form a plurality of narrow strip-shaped members in which the through-holes 12, 12. In this case, the cutting width in the width direction of the metal strip 10 should be changed. Of the movable cutting blades 104b, 104b 'shown in FIG. 8 or the fixed cutting blades 104a, 104a', the predetermined cutting blade is removed. Is required. Since the removal of the movable cutting blade 104b or the fixed cutting blade 104a is complicated, the metal strip 10 is cut in the width direction. Time is required for the setup work to change the width, and productivity is lowered.

SUMMARY OF THE INVENTION An object of the present invention is to provide a cutting apparatus that can simplify the setup operation for changing the cutting width in the width direction of a sheet-like body and can reduce the size of the apparatus.

First, the inventors made a prototype cutting apparatus shown in FIG. 9 that simplifies the setup work of changing the cutting width in the width direction of the sheet-like body. In this cutting apparatus, a fixed cutting blade 204 is fixed to a fixed plate 203 fixed at a predetermined interval to a fixed mold 202 provided on a base 200. This fixed cutting blade 204 is a cutting blade extended in the feeding direction of the metal strip 10 as a sheet-like body. A movable mold 206 that moves toward and away from the fixed mold 202 is provided with a movable cutting blade 208 corresponding to the fixed cutting blade 204.

In the cutting apparatus shown in FIG. 9, for each movable cutting blade 208, the movable cutting blade 208 is positioned between the corresponding fixed cutting blade 204 and the position at which the metal strip 10 can be cut or cannot be cut. Provide adjusting means!

A movable cutting blade 208 is attached to the position adjusting means, and a movable plate 212 provided so as to be movable toward and away from one side of the movable main body 210 constituting the movable mold 206, and a movable main body A protrusion 214a is formed at one end facing the other surface of 210, and rod-like members 214, 214 that penetrate through the movable main body 210 and have the other end joined to the movable plate 212, and the movable main body 210 A movable plate main body 210 includes a slide plate 220 slidably provided along the other surface side and a movable plate 212 provided in each middle portion of the rod-like members 214 and 214 and connected to the other end of each rod-like member 214. Panel 216 as an urging member for urging in the one surface side direction. Further, on the slide surface of the slide plate 220, there are formed a flat surface with which the projection 214a formed at one end of each of the rod-like members 214, 214 abuts, and a recess 222 into which the projection 214a is inserted.

In the slide plate 220, the projection 230 formed at the tip of the columnar member 228 fixed to the movable body 210 is unevenly fitted to any force of the recesses 232, 232... Formed on the slide surface. It is positioned and fixed by a fixing member 224. The position where the slide plate 220 is positioned can be determined by the position of the display unit 226 extended from the slide plate 220.

In the cutting device shown in FIG. 9, the protrusions 214 formed at the respective ends of the rod-like members 214 and 214. a contacts the flat surface of the slide plate 220 and pushes the movable plate 212 in the direction of the solid mold 202 against the urging force of the panel 216. Therefore, the movable cutting blade 208 mounted on the movable plate 212 can be moved to the direction of the fixed cutting blade 204 to a position where the metal strip 10 can be cut.

On the other hand, when the fixed member 224 is loosened and the slide plate 220 is slid and the projection 214a formed at one end of the rod-like member 214 is inserted into the recess 222, the movable plate is driven by the biasing force of the panel 216 as shown in FIG. 212 abuts on one side of the movable body 210. For this reason, the movable cutting blade 208 mounted on the movable plate 212 is also moved in the direction of the movable mold body 210 and separated from the fixed cutting blade 204 so that the metal strip 10 cannot be cut.

In this way, in the cutting apparatus shown in FIG. 9, any movable cutting blade 208 can be easily positioned at a position where the sheet-shaped body such as the metal strip 10 can be cut or cannot be cut. The setup work for changing the cutting width in the width direction of the body can be easily performed.

However, in the cutting apparatus shown in FIG. 9, the position adjusting means provided in the movable mold 206 is provided with a panel 216 as an urging member in each middle portion of the rod-like members 214, 214. For this reason, as shown in the partial plan view shown in FIG. 11 in which the side force of the movable cutting blade 208 of the movable mold 206 is also seen, the portion where the rod-like members 214, 214 of the movable plate 212 are mounted is wider than the other portions. In other words, it became clear that there was a limit to the size reduction of the cutting device.

For this reason, the inventors of the cutting device shown in FIG. 9 retain the function of simplifying the setup work for changing the cutting width in the width direction of the sheet-like body, and reduce the size of the cutting device. We further studied whether it was possible. As a result, by separating the panel 216 provided in the middle of each of the rod-shaped members 214 and 214 from the rod-shaped member 214, the movable plate 212 can be formed to have substantially the same width over the entire length, thereby reducing the size of the cutting device. As a result, the present invention has been found.

That is, the present invention provides a cutting apparatus for cutting a sheet-like body intermittently fed in a predetermined direction in the feeding direction to form a plurality of narrow strips in the feeding direction of the sheet-like body. A plurality of extending fixed cutting blades are provided in a fixed mold fixed in the width direction of the sheet-like body via a predetermined gap, and a movable mold that moves toward and away from the fixed mold, and the fixed cutting blade A movable cutting blade for cutting the sheet-like body corresponding to each of the movable cutting blade and the movable cutting Each of the blades is provided with a position adjusting means for adjusting the position with the corresponding fixed cutting blade, and the position adjusting means includes a strobe member provided on the fixed mold side of the movable mold and a movable mold. The movable cutting blade is provided so as to be movable between the main body and the movable cutting blade is mounted thereon, and is provided on the strobe member so as to move the movable cutting blade in a direction away from the fixed cutting blade. An urging member for urging the movable plate toward the movable plate main body; and the movable plate is moved against the urging force of the urging member, and the movable cutting blade is moved in the direction of the fixed cutting blade. A position where the sheet-like body can be cut, or a position where the movable plate is moved in the urging direction of the urging member and the movable cutting blade is moved away from the fixed cutting blade and the sheet-like body cannot be cut. And positioning means for providing In cutting device for.

In the present invention, the positioning means for positioning the movable plate at a predetermined position is provided on the other side of the movable type provided with a movable cutting blade on one side so as to be slidable along the other side. A sliding plate and a rod-shaped member having a projection formed at one end facing the other surface of the movable mold and the other end joined to the movable plate, and the movable mold of the slide plate When the slide plate force S slides and the protrusion of the rod-shaped member comes into contact with the slide surface, the movable plate is moved to the urging force of the urging member to move the movable cutting blade to the fixed cutting blade. When the projection of the rod-shaped member enters when the slide plate force S slides and the flat surface that can move the sheet in a direction that can cut the sheet-like body, and the slide plate force S, the moving plate is attached to the biasing member. To move the movable cutting blade away from the fixed cutting blade. It is preferable to form the recess to a position that can not cut the sheet product to move in that direction. The invention's effect

In the cutting device according to the present invention, the position adjusting means provided on each of the movable cutting blades can position each of the movable cutting blades with the corresponding fixed cutting blade, or the corresponding position. The sheet-like body cannot be cut by the fixed cutting blade. For this reason, the setup operation | work which changes the cutting width of the width direction of a sheet-like object can be simplified. Furthermore, a movable plate equipped with a movable cutting blade is provided so as to be movable between a stopper member provided on a movable fixed mold side and a movable main body. There is provided a biasing member that biases the movable plate toward the movable plate main body so as to prevent the sheet-like body from being cut away from the cutting blade and the fixed cutting blade. For this reason, it is not necessary to provide the urging member in the middle of the rod-shaped member connected to the moving plate at the other end, and the movable plate can be formed with substantially the same width over the entire length, thereby reducing the size of the cutting device. Can be planned. Brief Description of Drawings

FIG. 1 is a partial longitudinal sectional view for explaining an example of a cutting device according to the present invention.

2 is a partial cross-sectional view of a cutting blade portion of the cutting device shown in FIG.

FIG. 3 is a partial longitudinal sectional view for explaining a state where the movable cutting blade 38 shown in FIG.

4] FIG. 4 is a partial cross-sectional view of the cutting blade portion of the cutting device shown in FIG.

FIG. 5 is a partial front view of the movable mold 36 of the cutting apparatus shown in FIG. 1 as viewed from the direction of the movable cutting blade 38.

FIG. 6 is an explanatory view for explaining a metal strip 10 showing an example of a sheet-like body cut by the cutting apparatus of the present invention.

7 is a schematic diagram for explaining the outline of a manufacturing apparatus for manufacturing the metal strip 10 shown in FIG.

FIG. 8A and FIG. 8B are explanatory views for explaining the outline of a conventional cutting apparatus used in the manufacturing apparatus shown in FIG.

FIG. 9 is a partial longitudinal sectional view for explaining an improved cutting device.

FIG. 10 is a partial longitudinal sectional view for explaining a state where the movable cutting blade 208 shown in FIG.

FIG. 11 is a partial front view of the movable mold 206 of the cutting device shown in FIG. 9 as viewed from the direction of the movable cutting blade 208.

BEST MODE FOR CARRYING OUT THE INVENTION

An example of a cutting device according to the present invention is shown in FIG. In the cutting apparatus shown in FIG. 1, a fixed cutting blade 34 is fixed to a fixed plate 33 fixed at a predetermined interval to a fixed mold 32 provided on a base 30. The fixed cutting blade 34 is arranged in the feeding direction of the metal strip 10 as a sheet. It is an extended cutting blade. The movable mold 36 that moves toward and away from the fixed mold 32 is provided with a movable cutting blade 38 corresponding to the fixed cutting blade 34.

In the cutting apparatus shown in FIG. 1, the movable cutting blade 38 is positioned between the movable cutting blade 38 and the corresponding fixed cutting blade 34 so that the metal strip 10 can be cut or cannot be cut. Position adjustment means are provided!

In the position adjustment means, the stopper member 42 and the movable body 40 are fixed to the bolts 41 and 41 on the fixed mold 32 side of the movable body 40 constituting the movable mold 36. In the meantime, the movable plate 44 to which the movable cutting blade 38 is attached is provided so as to be movable.

The movable plate 44 is biased in a direction away from the fixed cutting blade 34 by means of panels 46 and 46 as biasing members provided on the stopper member 42.

Further, in the cutting apparatus shown in FIG. 1, the movable plate 44 is moved against the urging force of the panels 46, 46, and the movable cutting blade 38 is moved in the direction of the fixed cutting blade 34 to cut the metal strip 10. Positioning means for moving the moving plate 44 by the urging force of the panels 46, 46 and moving the movable cutting blade 38 in a direction in which the cutting blade 34 force also moves away from the metal strip 10 can be cut. Is provided.

A movable cutting blade 38 is attached to the positioning means, and a movable plate 44 provided so as to be movable toward and away from one side of the movable main body 40 constituting the movable mold 36, and a movable book A rod-like member 50, 50 that is provided through the body 40, has a protrusion 50a formed at one end facing the other surface of the movable body 40, and has the other end joined to the moving plate 44. And a slide plate 48 slidably provided along the other surface side of the movable main body 40. Furthermore, the slide surface of the slide plate 48 is formed with a flat surface with which the protrusions 50a formed at the respective ends of the rod-shaped members 50, 50 abut, and a recess 52 into which the protrusions 50a are inserted. The slide plate 48 is positioned by fitting a projection 56a formed at the tip of a columnar member 56 fixed to the movable body 40 into one of the recesses 54, 54. And fixed by the fixing member 58. The position of the slide plate 48 can be determined by the position of the display unit 60 extended from the slide plate 48. It has become.

The sliding width of the sliding plate 48 is divided into a groove 62 having a predetermined length opened near the edge of the sliding surface of the sliding plate 48, and the tip of the groove 62 that protrudes to the other surface side of the movable body 40. Is regulated by the pin 64 inserted. The pin 64 is inserted into a recess 65 formed in the movable body 40 on the rear end side, and is urged toward the front end side by a panel 66 as an urging member.

In the cutting device shown in FIG. 1, the protrusions 50a formed at the respective ends of the rod-like members 50, 50 are in contact with the flat surface of the slide plate 48, and the moving plate 44 with the movable cutting blade 38 attached to the panel 46, It moves in the direction of the fixed cutting blade 34 against the urging force of 46. For this reason, the movable cutting blade 38 is moved in the direction of the fixed cutting blade 34, and when the movable die 36 comes close to the fixed die 32, as shown in FIG. Each cutting edge of the blades 38, 38 ··· meshes with the corresponding cutting edge of the fixed cutting blade 34. Therefore, when the movable mold 36 is separated from the fixed mold 32, the metal strip 10 inserted between the movable cutting blades 38, 38... And the fixed cutting blades 34, 34. It can be formed into a strip.

As is clear from FIG. 2, a gap S is formed between the upper end surface of the moving plate 44 and the movable main body 40.

On the other hand, the fixing member 58 is loosened and the slide plate 48 is slid. As shown in FIG. 3, the protrusion 50a formed at one end of the rod-like member 50 is changed into the recess 52 formed on the slide surface of the slide plate 48. When inserted, the moving plate 44 comes close to the movable body 40 by the urging force of the panels 46, 46 provided on the stopper member 42. Therefore, the movable cutting blade 38 mounted on the moving plate 44 also moves in the direction of the movable body 40 (the direction away from the fixed cutting blade 34), and a gap is formed between the movable cutting blade 34 and the fixed cutting blade 34. The metal strip 10 can be made uncut. As described above, in the cutting apparatus shown in FIG. 1, the predetermined movable cutting blade 38 can be easily set to the uncuttable position. For this reason, by providing a positioning means for each of the plurality of movable cutting blades 38, 38,..., The specific movable cutting blade 38 can be set to the uncut position as shown in FIG.

In the state shown in FIG. 4, the movable cutting blades 38, 38... Therefore, according to the cutting device shown in FIG. 4, all of the movable cutting blades 38, 38. A wider band-shaped material can be formed than a narrow band-shaped material formed by the cutting apparatus in the state shown in FIG.

Further, in the cutting device shown in FIGS. 1 to 4, panel 46, 46 for urging the moving plate 44 is provided on the stopper member 42 provided on the fixed mold side of the movable mold 36. For this reason, as shown in FIG. 5, which is a partial plan view of the movable die 36 viewed from the movable cutting blade 38 side, the movable plate 44 can be formed with substantially the same width over the entire length. As a result, according to the cutting device shown in FIGS. 1 to 4, the portion to which the rod-like members 214, 214 of the movable plate 212 as in the cutting device shown in FIG. 9 is attached is formed wider than the other portions. In the above description, the cutting device for the metal strip 10 in which a plurality of collared through holes are formed has been described. Can also be applied to the cutting of flat metal strips and resin strips.

Claims

The scope of the claims

[1] In a cutting apparatus that forms a plurality of narrow strips by cutting a sheet-like body intermittently fed in a predetermined direction in the feeding direction,

A plurality of fixed cutting blade forces extending in the feeding direction of the sheet-like body; a fixed mold fixed in the width direction of the sheet-like body via a predetermined gap;

A movable cutting blade that is provided in a movable mold that moves toward and away from the fixed mold, and that cuts the sheet-like body corresponding to each of the fixed cutting blades;

A position adjusting means provided on each of the movable cutting blades for adjusting the position of the corresponding fixed cutting blade;

The position adjusting means is provided so as to be movable between a strobe member provided on the movable mold fixed mold side and a movable mold body, and a movable plate on which the movable cutting blade is mounted, and the stover member. An urging member for urging the movable plate toward the movable plate main body so as to move the movable cutting blade in a direction away from the fixed cutting blade;

The moving plate is moved against the urging force of the urging member, and the movable cutting blade is moved in the direction of the fixed cutting blade so as to cut the sheet-like body, or the moving plate is urged. A cutting apparatus comprising: a positioning unit that moves in a biasing direction of the member and moves the movable cutting blade in a direction away from the fixed cutting blade so that the sheet-like body cannot be cut.

[2] A positioning means for positioning the movable plate at a predetermined position includes a slide plate provided slidably along the other surface side on the other surface side of the movable mold provided with a movable cutting blade on one surface side; A protrusion is formed at one end facing the other side of the movable mold, and a rod-like member joined at the other end to the movable plate,

When the slide plate slides on the slide surface of the slide plate with the movable mold and the protrusion of the rod-shaped member comes into contact with the slide plate, the movable plate is moved by staking the urging force of the urging member to move the movable plate. A flat surface that moves the moving cutting blade in the direction of the fixed cutting blade to cut the sheet-like body, and the sliding plate force S slides, and when the protruding portion of the rod-shaped member enters, the moving plate A concave portion is formed that moves in the biasing direction of the biasing member and moves the movable cutting blade in a direction away from the fixed cutting blade to cut the sheet-like body. Item 1. The cutting device according to item 1.