CN213380717U

CN213380717U - Intermittent die structure for removing groove-shaped burrs of iron core

Info

Publication number: CN213380717U
Application number: CN202022518707.5U
Authority: CN
Inventors: 蒲建均; 陈永锋; 周文斌
Original assignee: Changzhou Yuma Precision Stamping Parts Co ltd
Current assignee: Yuma precision technology (Jiangsu) Co.,Ltd.
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-08
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a mould structure of iron core flute profile burr is got rid of to intermittent type nature, its technical scheme main points are: the deburring device comprises a lower die base, a female die assembly, an upper die base and a burr removing mechanism, wherein the upper die base is positioned right above the lower die base, the female die assembly is positioned between the upper die base and the lower die base, and the burr removing mechanism is positioned between the female die assembly and the lower die base; guide posts are tightly welded at four corners of the top surface of the lower die base; through the arranged female die assembly and the burr removing mechanism, namely a piston rod of the air cylinder can drive the sliding plate to reciprocate on the lower die base, and under the motion of the sliding plate, the sliding block arranged on the sliding plate synchronously reciprocates in the horizontal direction, so that burrs on the bottom surface of a workpiece in the die cavity are polished; the function of burr removal is directly realized on the mould to this design, reduces the later process, and lifting efficiency reduces the cost of labor.

Description

Intermittent die structure for removing groove-shaped burrs of iron core

Technical Field

The utility model relates to the technical field of mold, concretely relates to intermittent type nature gets rid of mould structure of iron core flute profile burr.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping, which is a press working method for obtaining a required part by applying pressure to a material at room temperature by using a die mounted on a press machine to cause separation or plastic deformation;

at present, when an iron core is machined, due to special requirements of the iron core, no burr exists in the last groove shape of the iron core, and the burr is removed by independently using a tool in a press machine after the iron core is punched in the traditional process, so that a working procedure is added, the cost is increased, and the efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a mould structure of iron core slot shape burr is got rid of to intermittent type nature to solve the problem mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a mould structure of iron core flute profile burr is got rid of to intermittent type nature, includes die holder, die subassembly, upper die base and burr removal mechanism, the upper die base is located directly over the die holder, the die subassembly is located the upper die base with locate between the die holder, burr removal mechanism is located the die subassembly with locate between the die holder.

By adopting the technical scheme, after the workpiece is punched, the workpiece is left in the cavity, so that the burr removing mechanism can conveniently remove burrs on the bottom surface of the workpiece.

Preferably, guide pillars are tightly welded at four corners of the top surface of the lower die holder, a spring is sleeved on each guide pillar, a mounting plate is tightly welded at the front edge of the top surface of the lower die holder, and two symmetrical positioning columns are tightly welded at the top surface of the lower die holder.

By adopting the technical scheme, the lower die base is matched with the upper die base conveniently, and the workpiece is conveniently punched.

Preferably, the female die assembly comprises a female die holder, a die cavity is formed in the top surface of the female die holder, a groove is formed in the bottom surface of the female die holder, a sliding cavity is formed in the top surface of the groove, and the sliding cavity is communicated with the die cavity.

By adopting the technical scheme, the arrangement of the die holder and the die cavity is convenient for being matched with a falling male die to punch a workpiece.

Preferably, guide sleeves are welded at four corners of the bottom surface of the upper die base tightly, the guide pillar penetrates through the guide sleeves and is connected with the guide sleeves in a sliding mode, the guide sleeves abut against the springs tightly, a boss is welded at the center of the bottom surface of the upper die base tightly, and a male die is welded at the center of the bottom surface of the boss coaxially and tightly.

Preferably, the male die and the cavity are located on the same vertical surface, and the size of the male die is matched with that of the cavity.

By adopting the technical scheme, when the piston rod of the press falls, the upper die base and the male die are driven to fall, and the male die can accurately fall into the cavity.

Preferably, the die holder is fixedly connected with the top surface of the lower die holder through a bolt.

By adopting the technical scheme, on one hand, the bolt connection mode is convenient for stably and firmly fixing the die holder 21 on the lower die holder 1; on the other hand, the bolt connection mode is convenient for disassembly and assembly.

To sum up, the utility model discloses mainly have following beneficial effect:

through the arranged female die assembly and the burr removing mechanism, namely a piston rod of the air cylinder can drive the sliding plate to reciprocate on the lower die base, and under the motion of the sliding plate, the sliding block arranged on the sliding plate synchronously reciprocates in the horizontal direction, so that burrs on the bottom surface of a workpiece in the die cavity are polished; the function of burr removal is directly realized on the mould to this design, reduces the later process, and lifting efficiency reduces the cost of labor.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 3 is a cross-sectional view of the die holder of FIG.;

fig. 4 is a schematic structural view of the upper die holder of the present invention;

FIG. 5 is a schematic structural view of the deburring mechanism of the present invention;

fig. 6 is a schematic diagram of an exploded structure of the burr removal mechanism of the drawing.

Reference numerals: 1. a lower die holder; 11. a guide post; 12. a spring; 13. mounting a plate; 14. a positioning column; 2. a female die assembly; 21. a female die holder; 211. a cavity; 212. a sliding cavity; 213. a groove; 3. an upper die holder; 31. a guide sleeve; 32. a boss; 33. a male die; 4. a burr removal mechanism; 41. a cylinder; 42. a slide plate; 421. fixing grooves; 422. a chute; 43. a fixed block; 44. a slide block.

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.

Referring to fig. 1-4, a die structure for intermittently removing groove-shaped burrs of an iron core comprises a lower die holder 1, a female die assembly 2, an upper die holder 3 and a burr removing mechanism 4, wherein the upper die holder 3 is positioned right above the lower die holder 1, and the female die assembly 2 is positioned between the upper die holder 3 and the lower die holder 1;

guide posts 11 are tightly welded at four corners of the top surface of the lower die holder 1, springs 12 are sleeved on the guide posts 11, a mounting plate 13 is tightly welded at the front side edge of the top surface of the lower die holder 1, and two symmetrical positioning posts 14 are tightly welded at the top surface of the lower die holder 1; the female die component 2 comprises a female die holder 21, a die cavity 211 is formed in the top surface of the female die holder 21, a groove 213 is formed in the bottom surface of the female die holder 21, a sliding cavity 212 is formed in the top surface of the groove 213, and the sliding cavity 212 is communicated with the die cavity 211;

the guide sleeves 31 are tightly welded at four corners of the bottom surface of the upper die holder 3, the guide pillars 11 penetrate through the guide sleeves 31 and are in sliding connection with the guide sleeves 31, the guide sleeves 31 abut against the springs 12, the bosses 32 are tightly welded at the center of the bottom surface of the upper die holder 3, and the male dies 33 are coaxially and tightly welded at the center of the bottom surface of the bosses 32. The male die 33 and the cavity 211 are positioned on the same vertical surface, the size of the male die 33 is matched with that of the cavity 211, and the design is convenient for punching a workpiece by matching with the falling male die 33; the female die holder 21 is fixedly connected with the top surface of the lower die holder 1 through bolts, and the bolts are connected in a manner of convenient disassembly and assembly and are firmly and stably connected.

Referring to fig. 5 and 6, the burr removing mechanism 4 is located between the die assembly 2 and the lower die holder 1. Burr removal mechanism 4 includes cylinder 41 that passes through bolt fixed connection with mounting panel 13, be equipped with slide 42 in the recess 213, slide 42 can slide with the top surface of die holder 1, the piston rod tip of cylinder 41 closely welds with slide 42, fixed slot 421 have been seted up to slide 42's top surface center department, spout 422 has all been seted up to the both sides of fixed slot 421, spout 422 and reference column 14 sliding connection, the interpolation of fixed slot 421 is equipped with fixed block 43, the top surface of fixed block 43 closely welds has slider 44, slider 44 can slide in sliding cavity 212, slider 44 is located die cavity 211 under. The top surface of the slider 44 and the bottom surface of the cavity 211 are located on the same horizontal plane, and when the slider 44 slides, the slider 44 rubs against the bottom surface of the workpiece in the cavity 211, so that the burr removing effect is achieved.

The liquid waste collection device for organic chemistry experiments of this embodiment is when using, the piston rod of press drives die holder 1 downstream, guide pin bushing 31 slides along guide pillar 11, spring 12 is compressed, terrace die 33 extrudees the work piece downwards simultaneously, work piece and terrace die 33 sink in to die cavity 211 in step, the work piece supports the top surface of tight slider 44 simultaneously, the user controls cylinder 41 function afterwards, the piston rod reciprocating stretching of cylinder 41 drives slide 42 reciprocating sliding, spout 422 is synchronous along reference column 14 reciprocating motion, along with slide 42's motion, fixed block 43 drives slider 44 reciprocating motion in step, the bottom surface of gliding slider 44 synchronous friction work piece, the burr of work piece bottom surface is got rid of promptly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould structure of iron core slot shape burr is got rid of to intermittent type nature, includes die holder (1), die assembly (2), upper die base (3) and burr removal mechanism (4), its characterized in that: the deburring device is characterized in that the upper die base (3) is located right above the lower die base (1), the female die component (2) is located between the upper die base (3) and the lower die base (1), and the burr removing mechanism (4) is located between the female die component (2) and the lower die base (1).

2. The mold structure for intermittently deburring iron core slots as claimed in claim 1, wherein: guide pillars (11) are welded at four corners of the top surface of the lower die holder (1) tightly, springs (12) are sleeved on the guide pillars (11), a mounting plate (13) is welded at the edge of the front side of the top surface of the lower die holder (1) tightly, and two symmetrical positioning columns (14) are welded at the top surface of the lower die holder (1) tightly.

3. The mold structure for intermittently deburring iron core slots as claimed in claim 1, wherein: the female die component (2) comprises a female die holder (21), a die cavity (211) is formed in the top surface of the female die holder (21), a groove (213) is formed in the bottom surface of the female die holder (21), a sliding cavity (212) is formed in the top surface of the groove (213), and the sliding cavity (212) is communicated with the die cavity (211).

4. The mold structure for intermittently deburring iron core slots as claimed in claim 2, wherein: guide sleeves (31) are welded at four corners of the bottom surface of the upper die base (3) tightly, the guide pillar (11) penetrates through the guide sleeves (31) and is in sliding connection with the guide sleeves (31), the guide sleeves (31) abut against the springs (12), a boss (32) is welded at the center of the bottom surface of the upper die base (3) tightly, and a male die (33) is welded at the center of the bottom surface of the boss (32) coaxially and tightly.

5. The mold structure for intermittently deburring iron core slots as claimed in claim 4, wherein: the male die (33) and the cavity (211) are located on the same vertical surface, and the size of the male die (33) is matched with that of the cavity (211).

6. The mold structure for intermittently deburring iron core slots as claimed in claim 3, wherein: the female die holder (21) is fixedly connected with the top surface of the lower die holder (1) through bolts.