JP5444791B2 - Die - Google Patents

Description

  The present invention relates to a punching die having a blade for punching a substrate such as paper or a plastic film into a predetermined shape, and a method for producing the punching die.

  Generally, a punching die is a die having a cutting edge for cutting out a base material such as paper or plastic film into a predetermined shape, and may have a ruled line blade material for attaching a crease to the base material. is there. By attaching a punching die to a flat press machine or the like and supplying a punching base material to the punching die, the base material can be punched into the same shape as the punching die or creased.

  An example of a general punching die configuration is shown in FIGS. The punching die includes a cutting blade material 1 for cutting out a base material, a ruled line blade material 2 for making a crease, and a plate material 3 (for example, a blade material) having a predetermined thickness for driving these blade materials 6 upright. A thickness of ½ or more of the height), a through groove 4 for attaching the cutting blade material 2 processed by a laser illumination device or the like to the plate material 3, and a through hole 4a for attaching the ruled line blade material 2 And an extrusion material 5 made of rubber or the like for extruding the cut base material.

  5 (a) to 5 (d) show an outline of die cutting creation. The punching die is prepared by processing the blade 6 (hereinafter, both the cutting blade 1 and the ruled blade 2) and the through groove 4 of the plate into the shape to be punched in (a), (b) In step (c), the root portion 6b of the blade member 6 is positioned and aligned with the groove 4, and in (c), the hammer 7 (via a buffer sheet) or the like is used to place the blade member 6 on the side opposite to the blade portion 6a side. By cutting the root 6b side closely into the groove 4 of the plate member 3, the blade member 6 is erected on the plate member 3 as shown in FIG.

  In order to cut out and crease a substrate such as paper or plastic film with good appearance, it is necessary that each blade 6 and its blade edge have a uniform height, and each blade edge needs to be mounted horizontally. And the precise embedding of blades is important for quality. 6 (a) to 6 (b) show non-defective punching tools in which the blade member 6 and its cutting edge are set up horizontally and accurately at a uniform height, and FIGS. 7 (a) to (b) The cutting die of the inferior goods in which the blade material 6 and the blade edge | tip were inclined and stood at the slanting height are shown. At this time, a surface plate is laid under the plate material 3 and the blade material 6 is embedded. The confirmation of whether or not the blade material 6 is embedded perpendicularly to the plate material 3 is shown in FIG. a) As shown in FIG. 7A, it is necessary to turn the plate 3 upside down, which is a heavy labor. In addition, since the confirmation work is performed after embedding, correction is difficult.

Japanese Patent No. 3750374

  The present invention has been devised in view of the above problems, and an object of the present invention is to provide a method for accurately embedding a blade material while reducing the load of a cutting blade material embedding operation.

The invention according to claim 1 of the present invention is the punching die in which the root portion of the blade member 6 is driven and embedded in the through groove 4 provided in the plate member 3 having flat upper and lower surfaces. A blade of the blade material 6 is provided on the surface of the blade material 6 between the root portion and the blade portion of the blade material 3 so as to penetrate in a direction perpendicular to the lower surface of the plate material 3 and the upper surface and the lower surface of the plate material 3 are parallel to each other. The punching die is characterized in that a reference line 8 is displayed in parallel to the part edge line.

  The invention according to claim 2 of the present invention is the punching die in which the root portion of the blade member 6 is driven and embedded in the through groove 4 provided in the plate member 3 having flat upper and lower surfaces. It penetrates in the perpendicular direction with respect to the lower surface of the plate material 3, and the upper surface and the lower surface of the plate material 3 are inclined with each other at an imaginary intersection internal angle θ (θ> 0 °), and between the root portion and the blade portion of the blade material The cutting line is characterized in that a guide line 8 is displayed at the same angle θ as the angle with respect to the blade edge line of the blade 6 on the surface of the blade 6.

The invention according to claim 3 of the present invention is
a) a step of penetrating through-grooves 4 in a direction perpendicular to the lower surface of the plate member 3 in the plate member 3 having flat upper and lower surfaces parallel to each other;
b) Driving the blade member 6 on which the reference line 8 is displayed in parallel with the blade edge line of the blade member 6 into the through groove 4 penetrating the plate member 3 from its root portion;
c) driving the blade material 6 so that the reference line 8 of the driven blade material 6 is parallel to the upper surface of the plate material 3 and substantially at the same position or slightly hidden from the upper surface;
It is a punching die characterized by including.

The invention according to claim 4 of the present invention is
the plate member 3 with a lower surface on you inclined at a) virtual intersection within an angle theta to each other (θ> 0 °), the steps of pierced transmural設溝4 perpendicularly to the plate member 3 lower face,
b) In the through groove 4 penetrating the plate member 3, the blade member 6 on which the reference line 8 is displayed at the same angle θ as the angle with respect to the blade edge line of the blade member 6 surface is The stage of driving from the department,
c) a step of driving the blade material 6 so that the reference line 8 of the driven blade material 6 is parallel to the upper surface of the plate material 3 and substantially at the same position or slightly hidden from the upper surface. It is a punching die characterized by that.

  According to the present invention, the blade material used for the punching die is displayed so that the reference line can be visually confirmed in the direction parallel to the blade edge of the blade portion, and this blade material is accurately embedded in the plate material. The reference lines are parallel to each other with respect to the upper or lower surface of the plate. Therefore, when the reference line after forming the punching die is formed in parallel with the blade portion (blade edge) of the blade material, the blade portion of the blade material is embedded and attached in parallel with the plate material (or its upper surface). Will be.

  When the blade material is embedded obliquely, the reference line and the plate material (or its upper surface) are relatively inclined, so the blade part of the blade material (the tip of the blade part) is set exactly in parallel with the reference line. It can be confirmed that it is not buried at the specified height. Thereby, the accuracy of the embedded state of the blade material can be confirmed at any time during the operation only from the surface side of the plate material, and it is not necessary to turn the punching die over and confirm. In addition, this guideline allows you to check the state of fluctuation of the blade material with respect to the plate material due to the pressing pressure of the punching after use, not only when creating the punching die, and used for checking the quality of the punching die. Is possible.

(A)-(c) is a perspective view explaining the cutting die of this invention. (A)-(c) is a perspective view explaining the production method of the punching die of this invention, (d) is a front view which shows the quality goods of a punching die, (e) is a front view which shows the defective product of a punching die. (A)-(c) is a perspective view explaining the conventional cutting die. The whole perspective view explaining the conventional cutting die. (A)-(d) is a perspective view explaining the production method of the conventional cutting die. (A) is a back view which shows the non-defective article of the conventional cutting die, (b) is the front view. (A) is a back view which shows the defective product of the conventional cutting die, (b) is the front view.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Fig.1 (a)-(c) shows schematic structure of the die which is one Embodiment of this invention, FIG.2 (a)-(d) has shown the production method of the die of this invention. .

  As shown in FIG. 1 (a), the punching die of the present invention is parallel to the blade member 6 surface between the root portion 6b and the blade portion 6a of the blade member 6 and the cutting edge line at the upper end of the blade member 6. A guide line 8 is displayed on the screen. As shown in FIG. 1B, the plate member 3 having flat upper and lower surfaces has an upper surface 3a and a lower surface that are parallel to each other, and the plate member 3 has a lower surface (or upper surface 3a) with respect to the lower surface (or the upper surface 3a). In the vertical direction, the through-grooves 4 are formed so as to penetrate from the upper surface to the lower surface of the plate member 3 or are formed at a predetermined depth (depth smaller than the blade height of the blade material 6) from the upper surface to the lower surface. ing.

  As shown in FIG. 1 (c), the base portion 6 a of the blade material 6 is driven and embedded in the through-groove 4 of the plate material 3, and the cutting die of the present invention in which the blade material 6 is erected is obtained. ing.

  Further, in the punching die of the present invention, the plate member 3 having flat upper and lower surfaces may not have the upper surface 3a and the lower surface of the plate member 3 parallel to each other, as shown in FIG. The upper surface 3a and the lower surface of the plate member 3 may be inclined with each other at an imaginary intersection internal angle θ (θ> 0 °). In that case, the root portion 6b of the blade member 6 and the blade portion 6a A guide line 8 that is inclined at the same angle θ as the angle with respect to the cutting edge line of the blade portion 6a of the blade member 6 can be displayed on the surface of the blade member 6 in the middle.

  In the punching die according to the embodiment of the present invention, as shown in FIG. 1 (a), a guide line 8 is drawn in the blade material 6 in the present invention in a direction parallel to the blade portion 6a, as shown in (b). Assuming that the thickness of the plate 3 is A, the reference line 8 is formed at a distance A from the root side 6b (bottom surface) of the blade 6. Further, as shown in FIG. 1B, the plate 3 has a width of the blade 6 (length of the blade 6a) and a thickness of the blade 6 (blade) in a direction perpendicular to the upper surface of the plate 3. The through-grooves 4 having a dense size are formed so as to penetrate the separation distance between the front and back surfaces of the material. FIG. 1C is an overall perspective view of the punching die of the present invention, in which the root portion 6b of the blade 6 is in the through groove 4 and the reference line 8 is parallel to the upper surface 3a of the plate 3. It is tightly embedded and installed upright.

  In addition, the plate 3 shown in FIG. 1B is a plate having at least an upper surface 3a having a flat surface, and the lower surface of the plate 3 is not particularly limited in the state of the surface, but is necessary. Accordingly, it is preferable that the flat surface is similarly formed, and the upper surface 3a and the lower surface are formed in parallel to each other. Moreover, in the thickness of the blade material 6 shown to Fig.1 (a), the shape which becomes gradually thicker or thinner in the direction from the blade part 6a to the root part 6b may be sufficient, and the blade part 6a and a root may be sufficient as it. The shape may differ slightly between the portions 6b. Or the shape which changes gradually in the length direction of the blade part 6a may be sufficient.

If it demonstrates about the production method of the cutting die of this invention, as shown to Fig.2 (a), the blade material 6 on which the reference line 8 was displayed (Hereafter, both the cutting blade material 1 and the ruled line blade material 2 are shown.) Then, the through-groove 4 of the plate material 3 is processed into a shape to be punched out or a shape to be ruled, and then the root portion 6b side of the blade material 6 is positioned and aligned with the groove 4, and the hammer 7 is The base 6b side is tightly driven into the groove 4 of the plate member 3 and embedded so that the reference line 8 is parallel to the upper surface of the plate member 3 (through a buffer sheet). As shown in the side view of the figure, (d), the blade portion 6a (the tip edge) of the blade material 6 is parallel to the upper surface 3a or the lower surface of the plate material 3, and the blade material 6 is a reference line with respect to the plate material 3. 8 stands upright while maintaining the exact height and level set by 8.

  In the embodiment of the present invention, as shown in FIG. 1A, a guide line 8 is drawn in the blade material 6 in a direction parallel to the blade edge of the blade portion 6a, and when the thickness of the plate material 3 is A, The reference line 8 of the blade 6 is located at a position A from the root portion 6b (bottom surface portion). When the blade 6 is accurately embedded in the plate 3, the reference lines 8 are parallel to the upper surface 3 a (or the lower surface) of the plate 3. Therefore, when the reference line 9 is formed in parallel with the blade portion 6a (blade edge) of the blade material 6, the blade portion 6a of the blade material 6 is embedded in parallel with the plate material 3 (or its upper surface 3a). It is done.

  Here, as shown in FIG. 2E, when the blade member 6 is embedded obliquely, the reference line 8 and the plate member 3 (or its upper surface 3a) are relatively inclined. It can be confirmed that the blade portion 6a (blade portion tip portion) of the blade member 6 is not embedded at the height set accurately in parallel. Thereby, the accuracy of the embedded state of the blade material 6 can be confirmed from the surface side of the plate material 3 at any time during the work, and it is not necessary to turn the plate material 3 over and confirm. This guide line 9 can be used not only when creating a punching die but also for checking the fluctuation state due to the press pressure of the punching process for the plate material 3 of the blade material 6 after use during use and for checking the quality of the punching die. be able to.

DESCRIPTION OF SYMBOLS 1 ... Cutting blade material 2 ... Ruled line blade material 3 ... Plate material 3a ... Plate material upper surface 4 ... Through groove 5 ... Extrusion material 6 ... Blade material 6a ... Blade part (blade edge)
6b ... Root part 7 ... Hammer 8 ... Standard line

Claims (4)

  In the punching die in which the root portion of the blade material 6 is driven and embedded in the through groove 4 penetrating the plate material 3 having flat upper and lower surfaces, the through groove 4 penetrates in the direction perpendicular to the lower surface of the plate material 3. The upper surface and the lower surface of the plate material 3 are parallel to each other, and the reference line 8 is parallel to the blade edge line of the blade material 6 on the surface of the blade material 6 between the root portion and the blade portion of the blade material. A die that is marked with.   In the punching die in which the root portion of the blade material 6 is driven and embedded in the through groove 4 penetrating the plate material 3 having flat upper and lower surfaces, the through groove 4 penetrates in the direction perpendicular to the lower surface of the plate material 3. The upper surface and the lower surface of the plate material 3 are inclined with each other at an imaginary intersection internal angle θ (θ> 0 °), and the blade material 6 is disposed on the surface of the blade material 6 between the root portion and the blade portion of the blade material. A cutting die characterized in that a guide line 8 is displayed at the same angle θ as the angle with respect to the blade edge line. a) a step of penetrating through-grooves 4 in a direction perpendicular to the lower surface of the plate member 3 in the plate member 3 having flat upper and lower surfaces parallel to each other;
b) Driving the blade member 6 on which the reference line 8 is displayed in parallel with the blade edge line of the blade member 6 into the through groove 4 penetrating the plate member 3 from its root portion;
c) a step of driving the blade material 6 so that the reference line 8 of the driven blade material 6 is parallel to the upper surface of the plate material 3 and substantially at the same position or slightly hidden from the upper surface. A punching die characterized by that. the plate member 3 with a lower surface on you inclined at a) virtual intersection within an angle theta to each other (θ> 0 °), the steps of pierced transmural設溝4 perpendicularly to the plate member 3 lower face,
b) In the through groove 4 penetrating the plate member 3, the blade member 6 on which the reference line 8 is displayed at the same angle θ as the angle with respect to the blade edge line of the blade member 6 surface is The stage of driving from the department,
c) a step of driving the blade material 6 so that the reference line 8 of the driven blade material 6 is parallel to the upper surface of the plate material 3 and substantially at the same position or slightly hidden from the upper surface. A punching die characterized by that.

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