Integrated stamping knife structure

Abstract

The utility model provides an integrated stamping knife structure which comprises a base, the base is of a trapezoidal plate structure, a transition circular arc is arranged between the upper bottom and the waist of the trapezoidal plate structure, a cutting edge of a closed structure is arranged on the base, the cutting edge is arranged along the side length of the trapezoidal plate structure, and a plurality of mounting holes are formed in the base at intervals. All the mounting holes are located in an area defined by the cutting edge, and the base is connected with the tool apron through hexagon socket head cap bolts. The cutting edges comprise two M-shaped cutting edges, a plurality of U-shaped cutting edges and a plurality of W-shaped cutting edges, and the closed ends of all the M-shaped cutting edges, the closed ends of all the U-shaped cutting edges and the closed ends of all the W-shaped cutting edges face the side away from the transverse center of the base. The cutting edge with a closed structure is arranged on the base, and the stamping knife is integrally machined through milling of a machine tool, so that the integral strength and rigidity of the stamping knife are greatly improved, the technical defects that multiple assembling and multi-step punching are needed, the number of steps is large, and the working procedures are complex are overcome, and the service life is prolonged by 2-3 times.

Description

Technical Field

[0001] The utility model relates to the technical field of punching knives, in particular to an integrated punching knife structure. Background Art

[0002] The existing cutter head adopts a blade assembly structure, which has the following technical defects: multiple assemblies and multiple punching steps are required, the steps are many, the process is complicated, and the service life is short.

[0003] Therefore, how to design an integrated punching knife structure becomes a problem that needs to be solved urgently. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides an integrated punching knife structure to solve at least one of the above technical problems.

[0005] The technical solution of the utility model is: an integrated punching knife structure, including a base, the base is a trapezoidal plate structure, a transition arc is arranged between the upper bottom and the waist of the trapezoidal plate structure, a cutting edge of a closed structure is arranged on the base, the cutting edge is arranged along the side length of the trapezoidal plate structure, and a plurality of mounting holes arranged at intervals are also arranged on the base, all the mounting holes are located in the area surrounded by the cutting edge, and the base is connected to the knife seat by a hexagonal cylindrical head bolt; the cutting edge includes two M-shaped cutting edges, a plurality of U-shaped cutting edges, and a plurality of W-shaped cutting edges, and the closed ends of all the M-shaped cutting edges, the closed ends of the U-shaped cutting edges, and the closed ends of the W-shaped cutting edges are all facing the side away from the mounting hole.

[0006] The utility model adopts a cutting edge with a closed structure on the base, which is integrally processed by machine tool milling, greatly improving the overall strength and rigidity of the punching cutter, solving the technical defects of requiring multiple assemblies and multi-step punching, with many steps and complicated processes, and increasing the service life by 2 to 3 times. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is a three-dimensional top view of the utility model.

[0008] Figure 2 It is a three-dimensional diagram of the present invention when viewed from above.

[0009] In the figure: 1. base; 2. first U-shaped edge; 3. first W-shaped edge; 4. first M-shaped edge; 5. second U-shaped edge; 6. third U-shaped edge; 7. second W-shaped edge; 8. fourth U-shaped edge; 9. fifth U-shaped edge; 10. sixth U-shaped edge; 11. second M-shaped edge; 12. third W-shaped edge; 13. seventh U-shaped edge; 14. mounting hole; 15. screw hole. DETAILED DESCRIPTION

[0010] The utility model is further described below in conjunction with the accompanying drawings.

[0011] See also Figure 1-2 The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size should still fall within the scope of the technical content disclosed by the utility model without affecting the effects and purposes that can be achieved by the utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the utility model. The change or adjustment of their relative relationship should also be regarded as the scope of the implementation of the utility model without substantial change of the technical content.

[0012] Embodiment 1: An integrated punching blade structure, referring to Figure 1 , including a base 1, the base 1 is a trapezoidal plate structure, a transition arc is arranged between the upper bottom and the waist of the trapezoidal plate structure, a cutting edge of a closed structure is arranged on the base 1, the cutting edge is arranged along the side length of the trapezoidal plate structure, and a plurality of mounting holes 14 arranged at intervals are also arranged on the base 1, all the mounting holes 14 are located in the area surrounded by the cutting edge, and the base 1 is connected to the knife seat through a hexagon socket cylindrical head bolt; the cutting edge includes two M-shaped cutting edges, a plurality of U-shaped cutting edges, and a plurality of W-shaped cutting edges, and the closed ends of all the M-shaped cutting edges, the closed ends of the U-shaped cutting edges, and the closed ends of the W-shaped cutting edges are all facing away from the mounting hole 14. The utility model adopts a cutting edge of a closed structure arranged on the base, which is integrally processed by machine tool milling, which greatly improves the overall strength and rigidity of the punching knife, solves the technical defects of requiring multiple assemblies and multi-step punching, many steps, and complicated processes, and increases the service life by 2 to 3 times.

[0013] Embodiment 2: Based on embodiment 1, the two M-shaped cutting edges are respectively located at the connection between the two waists and the lower bottom of the trapezoidal plate structure, and the two M-shaped cutting edges respectively correspond to the first M-shaped cutting edge 4 and the second M-shaped cutting edge 11. The utility model adopts the closed structure cutting edge to set the M-shaped cutting edges at both ends, which not only fits the structure of the product, but also avoids multiple assemblies and multi-step punching, reducing the process.

[0014] Embodiment 3, on the basis of embodiment 2, the lower bottom of the trapezoidal plate structure is provided with a second U-shaped edge 5, a third U-shaped edge 6, a second W-shaped edge 7, a fourth U-shaped edge 8, a fifth U-shaped edge 9, and a sixth U-shaped edge 10 in sequence from the first M-shaped edge 4 to the second M-shaped edge 11, wherein the second W-shaped edge 7 is formed by combining the first U-shaped structure edge and the second U-shaped structure edge. The utility model adopts a closed structure edge to sequentially provide a second U-shaped edge, a third U-shaped edge, a second W-shaped edge, a fourth U-shaped edge, a fifth U-shaped edge, and a sixth U-shaped edge on one side, which not only fits the structure of the product, but also avoids multiple assemblies and multi-step punching, reducing the process.

[0015] Embodiment 4. On the basis of Embodiment 2, a seventh U-shaped cutting edge 13 is provided in the middle of the upper bottom of the trapezoidal plate structure. A first W-shaped cutting edge 3 is provided on the side of the upper bottom of the trapezoidal plate structure close to the first M-shaped cutting edge 4, the first W-shaped cutting edge 3 is connected to the first U-shaped cutting edge 2, and the first U-shaped cutting edge 2 is located on the side away from the first M-shaped cutting edge 4. A third W-shaped cutting edge 12 is provided on the side of the upper bottom of the trapezoidal plate structure close to the second M-shaped cutting edge 11, the third W-shaped cutting edge 12 is composed of a V-shaped cutting edge and a third U-shaped structural cutting edge, and the third U-shaped structural cutting edge is close to the second M-shaped cutting edge 11. The utility model adopts a closed structure cutting edge, and the other side is provided with the first W-shaped cutting edge, the first U-shaped cutting edge, the seventh U-shaped cutting edge, and the third W-shaped cutting edge in sequence, which not only fits the structure of the product, but also avoids multiple assemblies and multi-step punching, thereby reducing the number of processes.

[0016] Example 5: Based on Example 1, refer to Figure 2 The base 1 is also provided with screw holes 15 arranged at intervals, the bolts on the knife seat are connected with the screw holes 15, and the three mounting holes 14 are located between two screw holes 15. The utility model adopts the method of respectively providing screw holes on the outside of the three mounting holes, and connecting the bolts on the knife seat with the screw holes, thereby increasing the connection strength between the integrated punching knife structure and the knife seat.

[0017] The above are only preferred implementations of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An integrated punching knife structure, comprising a base (1), characterized in that: The base (1) is a trapezoidal plate structure, a transition arc is provided between the upper bottom and the waist of the trapezoidal plate structure, a cutting edge of a closed structure is provided on the base (1), and the cutting edge is arranged along the side length of the trapezoidal plate structure, and a plurality of installation holes (14) arranged at intervals are also provided on the base (1), and all the installation holes (14) are located in the area surrounded by the cutting edge, and the base (1) is connected to the knife seat by means of a hexagon socket head bolt; The cutting edges include two M-shaped cutting edges, several U-shaped cutting edges, and several W-shaped cutting edges, and the closed ends of all the M-shaped cutting edges, the closed ends of the U-shaped cutting edges, and the closed ends of the W-shaped cutting edges are all facing the side away from the mounting hole (14).

2. The integrated punching blade structure according to claim 1, characterized in that: The two M-shaped cutting edges are respectively located at the connection between the two waists and the lower bottom of the trapezoidal plate structure, and the two M-shaped cutting edges respectively correspond to the first M-shaped cutting edge (4) and the second M-shaped cutting edge (11).

3. The integrated punching blade structure according to claim 2, characterized in that: A second U-shaped cutting edge (5), a third U-shaped cutting edge (6), a second W-shaped cutting edge (7), a fourth U-shaped cutting edge (8), a fifth U-shaped cutting edge (9) and a sixth U-shaped cutting edge (10) are arranged in sequence on the lower bottom of the trapezoidal plate structure from the first M-shaped cutting edge (4) to the second M-shaped cutting edge (11), wherein the second W-shaped cutting edge (7) is formed by combining the first U-shaped structure cutting edge and the second U-shaped structure cutting edge.

4. The integrated punching blade structure according to claim 2, characterized in that: A seventh U-shaped cutting edge (13) is provided in the middle of the upper bottom of the trapezoidal plate structure.

5. The integrated punching blade structure according to claim 2, characterized in that: A first W-shaped cutting edge (3) is arranged on a side of the upper bottom of the trapezoidal plate structure close to the first M-shaped cutting edge (4); the first W-shaped cutting edge (3) is connected to the first U-shaped cutting edge (2); and the first U-shaped cutting edge (2) is located on a side away from the first M-shaped cutting edge (4).

6. The integrated punching blade structure according to claim 2, characterized in that: A third W-shaped cutting edge (12) is arranged on the side of the upper bottom of the trapezoidal plate structure close to the second M-shaped cutting edge (11); the third W-shaped cutting edge (12) is composed of a V-shaped cutting edge and a third U-shaped structural cutting edge; the third U-shaped structural cutting edge is close to the side of the second M-shaped cutting edge (11).

7. The integrated punching blade structure according to claim 1, characterized in that: The base (1) is also provided with screw holes (15) arranged at intervals, the bolts on the knife seat are connected to the screw holes (15), and the three mounting holes (14) are located between two screw holes (15).

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