CN215508619U

CN215508619U - Stamping die with buffer structure

Info

Publication number: CN215508619U
Application number: CN202121645120.9U
Authority: CN
Inventors: 朱军
Original assignee: Wuxi Aisaite Technology Co ltd
Current assignee: Wuxi Aisaite Technology Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-14
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a stamping die with a buffer structure, which comprises a bottom plate, wherein a die cavity is formed in the center of the upper surface of the bottom plate, a stamping mechanism is arranged on the upper surface of the bottom plate, and a die head mechanism is arranged at the output end of the stamping mechanism, and the stamping die has the beneficial effects that: play the effect of buffering through setting up die head mechanism when the punching press, make things convenient for the drawing of patterns simultaneously, the material embryo can not be hindered to this kind of drawing of patterns mode when the punching press with the punching press mode, first spring plays the cushioning effect, when output post contacts circle spout bottom, drive the die head main part and move down and carry out the punching press, at the in-process that moves down, the gas of circle spout bottom is discharged from the check valve, the plectane moves first slider below simultaneously, blocked by first slider, with the elasticity of this suppression first spring, be convenient for suck the drawing of patterns with the material embryo through the negative pressure, when output post retransfer, the sloping block drives the second slider and slides, the second slider drives first slider and slides, first slider release plectane, the unloading embryo breaks away from the die head at first spring elasticity.

Description

Stamping die with buffer structure

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die with a buffer structure.

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 is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

When the automobile parts are stamped, the die head does not have a buffering structure, the die head is easily damaged when being impacted with the blank, the blank is demoulded through the ejection device after being stamped, and the blank is abraded when the ejection device is used for stamping.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a stamping die with a buffer structure, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a stamping die with a buffer structure comprises a bottom plate, wherein a die cavity is formed in the center of the upper surface of the bottom plate, a stamping mechanism is arranged on the upper surface of the bottom plate, and a die head mechanism is arranged at the output end of the stamping mechanism;

the stamping mechanism comprises two fixed columns, a same stamping machine is fixedly connected between the top ends of the two fixed columns, an output column is fixedly connected with the output end of the stamping machine, two inclined blocks are fixedly connected with the lower surface of the stamping machine, an air groove is formed in the output column, a one-way valve is fixedly connected with the bottom end of the air groove, and a sealing gasket is fixedly connected with the outer surface, close to the bottom end, of the output column;

the die head mechanism comprises a die head main body, wherein a circular sliding groove is formed in the upper surface of the die head main body, an inner groove is formed in the die head main body, a round hole is formed in the center of the bottom end surface of the die head main body, a circular plate is fixedly connected to the outer side surface of the bottom end of the output column, a first spring is inserted into the inner groove, square sliding grooves are formed in the two side surfaces of the inner groove, a first sliding block is connected to the inner portion of each square sliding groove in a sliding mode, a second spring is inserted into the inner portion of each square sliding groove, a first inclined plane is formed in one side surface of each first sliding block, two square grooves are formed in the upper surface of the die head main body, a second sliding block is fixedly connected to the upper surface of each first sliding block, and a second inclined plane is formed in the upper surface of each second sliding block.

Preferably, the top end of the first spring is disposed in contact with the circular plate, and the bottom end of the first spring is disposed in contact with the inner groove.

Preferably, the output column is slidably connected with the smooth groove.

Preferably, both of the second springs are disposed in contact with the first slider.

Preferably, the second sliding block is arranged in contact with the corresponding inclined block.

Preferably, the first inclined surface is disposed in contact with the circular plate.

Compared with the prior art, the utility model has the beneficial effects that: play the effect of buffering through setting up die head mechanism when the punching press, make things convenient for the drawing of patterns simultaneously, the material embryo can not be hindered to this kind of drawing of patterns mode when the punching press with the punching press mode, output post drive die head main part and material embryo contact, first spring plays the cushioning effect, when output post contacts round spout bottom, drive the die head main part and move down and carry out the punching press, in the in-process that moves down, the gas of round spout bottom is discharged from the check valve, the plectane moves first slider below simultaneously, be blocked by first slider, with this elasticity of first spring of suppression, be convenient for suck the drawing of patterns with the material embryo through the negative pressure, when output post retransfer, the sloping block drives the second slider and slides, the second slider drives first slider and slides, first slider release plectane, the unloading embryo breaks away from the die head at first spring elasticity.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the output column of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 4 is a perspective view of the first slider and the second slider according to the present invention.

In the figure: 1. a base plate; 2. a mold cavity; 3. a stamping mechanism; 31. fixing a column; 32. a punch press; 33. an output column; 34. a sloping block; 35. an air tank; 36. a one-way valve; 37. a gasket; 4. a die head mechanism; 41. a die head body; 42. an inner tank; 43. a circular chute; 44. a circular hole; 45. a circular plate; 46. a first spring; 47. a square chute; 48. a first slider; 49. a first inclined plane; 410. a second spring; 411. a square groove; 412. a second slider; 413. a second inclined plane.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a stamping die with a buffer structure comprises a bottom plate 1, wherein a die cavity 2 is formed in the center of the upper surface of the bottom plate 1, a stamping mechanism 3 is arranged on the upper surface of the bottom plate 1, and a die head mechanism 4 is arranged at the output end of the stamping mechanism 3;

the punching mechanism 3 comprises two fixed columns 31, a same punching machine 32 is fixedly connected between the top ends of the two fixed columns 31, an output column 33 is fixedly connected with the output end of the punching machine 32, two inclined blocks 34 are fixedly connected with the lower surface of the punching machine 32, an air groove 35 is formed in the output column 33, a one-way valve 36 is fixedly connected with the bottom end of the air groove 35, a sealing gasket 37 is fixedly connected to the outer surface, close to the bottom end, of the output column 33, and the punching mechanism 3 is provided with a buffer mechanism to prevent instant damage to material blanks caused by collision;

the die head mechanism 4 comprises a die head main body 41, a circular sliding groove 43 is formed in the upper surface of the die head main body 41, an inner groove 42 is formed in the die head main body 41, a circular hole 44 is formed in the center of the bottom end surface of the die head main body 41, a circular plate 45 is fixedly connected to the outer side surface of the bottom end of the output column 33, a first spring 46 is inserted in the inner groove 42, square sliding grooves 47 are formed in the two side surfaces of the inner groove 42, a first sliding block 48 is connected in a sliding manner in the two square sliding grooves 47, a second spring 410 is inserted in the two square sliding grooves 47, a first inclined surface 49 is formed in one side surface of each of the two first sliding blocks 48, two square grooves 411 are formed in the upper surface of the die head main body 41, a second sliding block 412 is fixedly connected to the upper surfaces of the two first sliding blocks 48, a second inclined surface 413 is formed in the upper surfaces of the two second sliding blocks 412, and the die head mechanism 4 plays a role of buffering function, and the material embryo is sucked up by adsorption.

The top end of the first spring 46 is disposed in contact with the circular plate 45, and the bottom end of the first spring is disposed in contact with the inner groove 42, so that the first spring 46 is compressed, and a buffering effect is achieved.

The output column 33 is connected with the round sliding groove 43 in a sliding way, so that the blank is sucked up by negative pressure.

The two second springs 410 are disposed in contact with the first slider 48, so as to push the first slider 48 to eject.

The second sliding block 412 is disposed in contact with the corresponding inclined block 34, so that the second sliding block 412 drives the first sliding block 48 to move.

The first inclined surface 49 is disposed in contact with the circular plate 45, so as to drive the second sliding block 412 to slide.

Specifically, when the utility model is used, the blank is placed in the die cavity 2, the punch 32 drives the output column 33 to move downwards, the output column 33 drives the die head main body 41 to contact with the blank, the first spring 46 plays a role in buffering, when the output column 33 contacts with the bottom end of the smooth groove 43, the die head main body 41 is driven to move downwards for punching, in the process of moving downwards, the air at the bottom end of the smooth groove 43 is exhausted from the one-way valve 36, and simultaneously the circular plate 45 moves to the lower part of the first slide block 48 and is clamped by the first slide block 48, so that the elasticity of the first spring 46 is restrained, the blank is conveniently sucked up by negative pressure to be demoulded, when the output column 33 moves back, the inclined block 34 drives the second sliding block 412 to slide, the second sliding block 412 drives the first sliding block 48 to slide, the first sliding block 48 releases the circular plate 45, the blank is discharged from the die head under the elastic force of the first spring 46, and the blank is not damaged during stamping in the demoulding way and the stamping way, so that the demoulding is convenient.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A stamping die with a buffer structure comprises a bottom plate (1), and is characterized in that a die cavity (2) is formed in the center of the upper surface of the bottom plate (1), a stamping mechanism (3) is arranged on the upper surface of the bottom plate (1), and a die head mechanism (4) is arranged at the output end of the stamping mechanism (3);

the stamping mechanism (3) comprises two fixing columns (31), a same stamping machine (32) is fixedly connected between the top ends of the two fixing columns (31), an output column (33) is fixedly connected to the output end of the stamping machine (32), two inclined blocks (34) are fixedly connected to the lower surface of the stamping machine (32), an air groove (35) is formed in the output column (33), a one-way valve (36) is fixedly connected to the bottom end of the air groove (35), and a sealing gasket (37) is fixedly connected to the outer surface, close to the bottom end, of the output column (33);

the die head mechanism (4) comprises a die head main body (41), a circular sliding groove (43) is formed in the upper surface of the die head main body (41), an inner groove (42) is formed in the die head main body (41), a round hole (44) is formed in the center of the bottom end surface of the die head main body (41), a round plate (45) is fixedly connected to the outer surface of the bottom end of the output column (33), a first spring (46) is inserted in the inner groove (42), square sliding grooves (47) are formed in the surfaces of the two sides of the inner groove (42), first sliding blocks (48) are slidably connected in the two square sliding grooves (47), a second spring (410) is inserted in the two square sliding grooves (47), a first inclined surface (49) is formed in one side surface of the two first sliding blocks (48), and two square grooves (411) are formed in the upper surface of the die head main body (41), the upper surfaces of the two first sliding blocks (48) are fixedly connected with second sliding blocks (412), and second inclined surfaces (413) are formed in the upper surfaces of the two second sliding blocks (412).

2. The stamping die with the buffer structure as claimed in claim 1, wherein: the top end of the first spring (46) is arranged in contact with the circular plate (45), and the bottom end of the first spring is arranged in contact with the inner groove (42).

3. The stamping die with the buffer structure as claimed in claim 1, wherein: the output column (33) is connected with the smooth groove (43) in a sliding mode.

4. The stamping die with the buffer structure as claimed in claim 1, wherein: the two second springs (410) are both arranged in contact with the first sliding block (48).

5. The stamping die with the buffer structure as claimed in claim 1, wherein: the second sliding block (412) is arranged in contact with the corresponding inclined block (34).

6. The stamping die with the buffer structure as claimed in claim 1, wherein: the first inclined surface (49) is arranged in contact with the circular plate (45).