CN210208273U - Punching die - Google Patents

Abstract

The utility model discloses a punching die belongs to mould instrument field. The device comprises a body, wherein a plurality of round holes are formed in the body; the back surface of the body is formed with four small bosses and a cross groove through a milling process, the four small bosses are positioned at four corners of the back of the body, the small bosses are provided with round holes, and magnets are placed in the round holes. When the punching die is used, the punching position can be ensured to be accurate, the hole shape is regular, the labor intensity of workers can be reduced, and the production efficiency is improved.

Description

Punching die

Technical Field

The utility model relates to a mould instrument technical field, in particular to punching mould.

Background

In the present day of continuous productivity development, molds have become a pronoun of mass production. The punching is the most common processing mode in production, and the operation is simple all the time, and the workload is large, so the punching die applies the inevitable product of the punching process, the labor intensity of workers can be greatly reduced, the production efficiency is improved, and the punching position of the die is far more accurate than the punching position of the workers by hands, and the hole shape is regular.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a punching die to it is crooked to solve workman's hand punching position, the hole form anomalous problem.

In order to solve the technical problem, the utility model provides a punching die, which comprises a body, wherein a plurality of round holes are formed on the body; the back surface of the body is formed with four small bosses and a cross groove through a milling process, the four small bosses are positioned at four corners of the back of the body, the small bosses are provided with round holes, and magnets are placed in the round holes.

Optionally, the front surface of the round hole is rounded.

Optionally, the magnet is neodymium iron boron powerful magnet, magnet with round hole on the little boss uses glue to connect.

Optionally, the body is made of medium carbon steel, and the front surface of the body is ground flat and treated by a blackening process.

Optionally, the punching die is of an integrated structure.

The utility model provides a mould punches, beat the round hole before the body is lifted, then punch with the shop bolt, the hole position of beating is accurate, the poroid rule. Utilize neodymium iron boron strong magnet to fix and do not harm panel and remove the convenience, can realize the optional position and punch.

Drawings

Fig. 1 is a top view of a punching mold provided by the present invention;

fig. 2 is a bottom view of a punching mold provided by the present invention;

fig. 3 is a sectional view of a punching die provided by the present invention.

Detailed Description

The following provides a further detailed description of the punching mold according to the present invention with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

Example one

The utility model provides a punching die, the schematic structural diagram is shown in figure 1 and figure 2. The punching die comprises a body 1, wherein the body 1 is made of medium carbon steel, the front surface of the body 1 is ground flat and is subjected to blackening process treatment, a plurality of round holes 2 are formed in the body 1, and round corners 3 are formed on the front surfaces of the round holes 2; the back surface of the body 1 is provided with four small bosses 4 and cross grooves 6 through a milling process, the four small bosses 4 are located at four corners of the back of the body 1, round holes are formed in the small bosses 4, magnets 5 are placed in the round holes, the magnets 5 are neodymium iron boron powerful magnets, and the magnets 5 are connected with the round holes in the small bosses 4 through glue.

In use, as shown in fig. 3. Firstly, the multilayer board skid plate 8 is placed at a proper position on a workbench, the body 1 is placed on the multilayer board skid plate 8, any hole in 9 holes in the body 1 is aligned with the matched hole on the multilayer board skid plate 8, the positioning pin 7 is placed in the hole, the hole is knocked in by a mallet, and the matching of the pin is completed.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims (5)

1. A punching die comprises a body (1), and is characterized in that a plurality of round holes (2) are formed in the body (1); the back surface of the body (1) is milled to form four small bosses (4) and cross grooves (6), the four small bosses (4) are located at four corners of the back of the body (1), round holes are formed in the small bosses (4), and magnets (5) are placed in the round holes.

2. A perforating die as claimed in claim 1, characterized in that the front face of the circular hole (2) is rounded (3).

3. A punching die according to claim 1, wherein the magnet (5) is a neodymium iron boron strong magnet, and the magnet (5) is connected with the circular hole on the small boss (4) by glue.

4. A perforating die as claimed in claim 1, characterized in that said body (1) is of medium carbon steel, the front face of which is ground flat and treated by a blackening process.

5. The perforating die of claim 1 wherein the perforating die is a unitary structure.

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