CN218134377U

CN218134377U - Punching die set capable of eliminating burrs

Info

Publication number: CN218134377U
Application number: CN202221586106.0U
Authority: CN
Inventors: 徐雷霆; 赵紫光
Original assignee: Kunshan Sanzhong Auto Parts Manufacturing Co ltd
Current assignee: Kunshan Sanzhong Auto Parts Manufacturing Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-12-27
Anticipated expiration: 2032-06-23

Abstract

The utility model relates to a stamping die technical field especially relates to a module that punches a hole that can eliminate burr. It includes mould and lower mould, the lower mould includes the die holder, sets up the lower bolster on the sub die holder, sets up bottom plate, the setting on the lower bolster be in demountable installation's die on the bottom plate, the front end of die sets up the rotatory auxiliary block of usefulness of cooperation work piece, be provided with the cambered surface with stamping workpiece looks profile modeling on the die, just be provided with punching a hole of a plurality of cooperation punching presses on the die, the die slope sets up, and its inclination is the average value of stamping workpiece highest degree and minimum degree. The utility model discloses an useful part: this technique is through setting up the die that has certain gradient, according to the highest degree and the minimum in the hole of punching press, gets the angle that the average set up the recess, comes every angle punching press hole of balance to eliminate the burr that punches a hole, simple structure, convenient operation, effectual elimination punching press burr.

Description

Punching die set capable of eliminating burrs

Technical Field

The utility model relates to a stamping die technical field especially relates to a module that punches a hole that can eliminate burr.

Background

In order to meet the aesthetic or functional requirements, products are various in shape and form, and the surface of the product can be provided with an inclined plane and a curved surface. In order to match with the overall structure design of the product, the through hole on the product may need to be formed on an inclined surface or a curved surface. The existing die mostly adopts a punching assembly which is obliquely arranged to punch holes, and adopts a punching driving module with an inclined plane and a sliding module to move the punching assembly.

In the prior art, the application numbers are: 2018222687490, a novel slope cut-out press, the drift cooperation that this structure adopted the slope to set up punches a press to effectual solution has inclination's product, but this structural design is complicated, and is than higher to the requirement of drift, and later stage maintenance is high, and then whole stamping workpiece just scrapps with some deviation, can should the die life even, if adopt traditional part of holding perpendicular punching press then the part of punching press out can have the burr, consequently need design a punching press module that can eliminate the burr and solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a module that punches a hole that can eliminate burr to overcome the above-mentioned not enough that prior art exists at present.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a can eliminate module of punching a hole of burr, its includes mould and lower mould, the lower mould includes the die holder, sets up the lower bolster on the sub die holder, sets up bottom plate, the setting on the lower bolster are in demountable installation's die on the bottom plate, the front end of die sets up the auxiliary block of cooperation work piece rotation usefulness, be provided with the cambered surface that sets up with the stamping workpiece looks imitative on the die, just be provided with punching a hole of a plurality of cooperation punching presses on the die, the die slope sets up, and sets up perpendicularly between its inclination makes the punching press cambered surface of mould punching press direction and die.

Preferably, the upper die comprises an upper die base, an upper base plate arranged on the upper die base, an upper fixing plate arranged on the upper base plate, and a male die arranged on the upper fixing plate, wherein the male die is a punch head arranged by matching the female die.

Preferably, the lower fixing plate is provided with a fixed mounting hole, the female die is installed in a matched mode with the fixed mounting hole in the lower fixing plate through a fixing screw, and the lower fixing plate is provided with limiting blocks on the periphery.

Preferably, the two sides of the lower backing plate are both provided with auxiliary grooves.

Preferably, the auxiliary block is provided with a limit groove.

The beneficial effects of the utility model are that: according to the technology, the female die with a certain inclination is arranged to be matched with punching of hole grooves with different angles, the angles of the grooves are arranged by taking an average value according to the highest degree and the lowest degree of the punched holes, the punching direction and the punching cambered surface degree are ensured to be close to 90 degrees, and each angle punching hole is balanced, so that punched burrs are eliminated, and the auxiliary block is arranged at the front end and is matched with auxiliary punching for use, so that the structure is simple, the operation is convenient, and the punching burrs are effectively eliminated; and the female die can realize quick change, the die change time is reduced, the efficiency is improved, the time cost is greatly saved, and the labor rate is improved.

Drawings

Fig. 1 is a schematic view of a lower die structure of a punching die set capable of removing burrs according to the present invention;

fig. 2 is a top view of a lower die of a punching module capable of removing burrs according to the present invention;

FIG. 3 is a lower punching die diagram of the punching module with product of the present invention, which can eliminate burrs;

in the figure: 1. a lower die holder; 2. a lower base plate; 3. a lower fixing plate; 4. a female die; 41. an auxiliary block; 42. a cambered surface; 43. punching; 31. fixing the mounting hole; 32. a set screw; 33. a limiting block; 21. an auxiliary groove; 411. a limiting groove; 5. and (5) stamping.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, a can eliminate module of punching a hole of burr, it includes mould and lower mould, the lower mould includes die holder 1, sets up lower bolster 2 on the sub-die holder 1, sets up bottom plate 3 on lower bolster 2, sets up demountable installation's die 4 on the bottom plate 3, the front end of die 4 sets up the rotatory supplementary piece 41 of usefulness of cooperation work piece, be provided with the cambered surface 42 with stamping workpiece profile modeling on the die 4, and be provided with the punching a hole 43 of a plurality of cooperation punching presses on the die 4, the die slope sets up, and the cambered surface degree that makes the part of punching a hole to 5 rotation angles of stamping workpiece is swung the tie, makes the cambered surface degree of direction and punching press be close to 90 degrees, and the average value of stamping workpiece height and minimum degree is got to general its inclination value is controlled, and after both keep 90 degrees, perpendicular punching press can not cause the waste material off tracking because of angle slope to eliminate the burr.

The cambered surface 42 of the female die 4 is determined according to the stamping angle of the stamped stamping part, and the average value of the maximum angle and the minimum angle is taken to set the female die 4, so that the highest point and the lowest point can be balanced in the stamping process, and burrs after stamping are eliminated. Cambered surface 42 and the stamping workpiece profile modeling of die 4 set up for the placing of cooperation stamping workpiece 5 guarantees its laminating degree, improves the precision of punching press.

The upper die comprises an upper die base, an upper base plate arranged on the upper die base, an upper fixing plate arranged on the upper base plate and a male die arranged on the upper fixing plate, wherein the male die is a punch matched with the female die. And pressing down through a punch. And moving the upper die downwards to be matched with the lower die for punch forming.

Be provided with fixed mounting hole 31 on the bottom plate 3, die 4 through set screw 32 with fixed mounting hole 31 cooperation installation on the bottom plate 3, just bottom plate 3 is provided with stopper 33 all around. The female die 4 is quickly mounted and dismounted by adopting a screw fixing mode, so that products of different models are matched for punching, and the die changing efficiency is improved; and set up stopper 33 around, realize the quick location installation of die to certain restriction die position.

Auxiliary grooves 21 are formed in the two sides of the lower backing plate 2. Auxiliary grooves 12 are formed on both sides of the stamping part to provide space for the stamping part to rotate.

The auxiliary block 41 is provided with a limit slot 411. One end card of stamping workpiece is arranged in spacing groove 411 for the stamping workpiece is when rotatory, and the angle of one end is spacing, and the cell type shape can cooperate the rotation, can not hinder the effect.

In this embodiment, the product punched by the present embodiment is a disk-shaped punch 5 with an angled arc surface, different pairs of punching parts are separated from the punch, each part needs to be punched, the angles of holes to be punched are different according to the different angles on the disk, the angles of the grooves are set according to the highest degree and the lowest degree of the punched holes, the punched holes at each angle are balanced by taking the average value, the punch is placed in the lower die, one end of the punch abuts against the limiting groove 411 of the auxiliary block 41, the part to be punched is attached to the arc 42 of the groove, the punch press is pressed down, the upper die and the punch are pressed, the punch is formed, the punch is manually pressed down along the rotating angle and the downward moving part is moved down, and the operation is repeated, so that the punch of the whole punch is completed.

The utility model has the advantages that the technology is matched with punching holes with different angles by arranging the female die with certain inclination, the average value is taken to set the angle of the groove according to the highest degree and the lowest degree of the punched hole, the punching direction and the punching cambered surface degree are ensured to be close to 90 degrees, and each angle punching hole is balanced, so that the punched hole burr is eliminated, and the auxiliary block is arranged at the front end and is matched with auxiliary punching for use, the structure is simple, the operation is convenient, and the punching burr is effectively eliminated; and the female die can realize quick change, the die change time is reduced, the efficiency is improved, the time cost is greatly saved, and the labor rate is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a module that punches a hole that can eliminate burr, its includes mould and lower mould, the lower mould includes the die holder, sets up the lower bolster on the sub-die holder, sets up bottom plate, the setting on the lower bolster is in demountable installation's die, its characterized in that on the bottom plate: the front end of die sets up the rotatory auxiliary block of usefulness of cooperation work piece, be provided with the cambered surface that sets up with the stamping workpiece looks imitative on the die, just be provided with punching a hole of a plurality of cooperation punching presses on the die, the die slope sets up, and sets up perpendicularly between its inclination makes the punching press cambered surface of last mould punching press direction and die.

2. The punching module capable of eliminating burrs as claimed in claim 1, wherein: the upper die comprises an upper die base, an upper base plate arranged on the upper die base, an upper fixing plate arranged on the upper base plate and a male die arranged on the upper fixing plate, wherein the male die is a punch arranged by matching the female die.

3. A punch module capable of deburring as claimed in claim 1, wherein: the lower fixing plate is provided with a fixed mounting hole, the female die is matched and mounted with the fixed mounting hole in the lower fixing plate through a fixing screw, and limit blocks are arranged on the periphery of the lower fixing plate.

4. A punch module capable of deburring as claimed in claim 1, wherein: auxiliary grooves are formed in the two sides of the lower base plate.

5. A punch module capable of deburring as claimed in claim 1, wherein: and the auxiliary block is provided with a limiting groove.