CN210877127U

CN210877127U - Precision stamping die convenient to drawing of patterns

Info

Publication number: CN210877127U
Application number: CN201921909046.XU
Authority: CN
Inventors: 杨坤; 周舜健
Original assignee: Wuxi Baofu Precision Stamping Parts Co ltd
Current assignee: Wuxi Baofu Precision Stamping Parts Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-30
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses an accurate stamping die convenient for demoulding, which belongs to the technical field of stamping dies and comprises a lower die, wherein supports are welded at four corners of the top wall of the lower die, a top plate is welded at the top end of the supports, a first electric push rod is screwed on the top wall of the top plate, the end part of the first electric push rod penetrates through the outer wall of the top plate, an upper die is screwed on the end part of the first electric push rod and is positioned at the lower part of the top plate, a sleeve is fixedly arranged at the bottom wall of the inner cavity of the lower die, a buffer spring is clamped in the inner cavity of the sleeve, a sleeve ring is sleeved on the outer wall of the sleeve, a buffer plate is welded on the top wall of the sleeve ring, a guide rod is welded on the bottom wall of the buffer plate, the upper part of the guide rod is positioned in the inner cavity of the sleeve ring, the lower, and manual workpiece taking is not needed.

Description

Precision stamping die convenient to drawing of patterns

Technical Field

The utility model discloses an accurate stamping die convenient to drawing of patterns specifically is stamping die technical field.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called cold stamping die (commonly called cold stamping die). Stamping is a press working method in which a material is pressed at room temperature by a die mounted on a press to be separated or plastically deformed to obtain a desired part, and the number of types of stamping dies is large, and a die is classified according to three aspects, i.e., working properties, die structures, and die materials.

At present, a stamping die is a process equipment for processing materials into workpieces or semi-finished products in stamping processing, and is a main process equipment for industrial production. The stamping die is used for producing parts, can adopt rolled steel plates or steel strips produced in a large scale in a metallurgical plant as blanks, does not need heating in production, and has the advantages of high production efficiency, good quality, light weight and low cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accurate stamping die convenient to drawing of patterns to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an accurate stamping die convenient to drawing of patterns, includes the lower mould, the roof four corners welding of lower mould has the support, the top welding of support has the roof, the roof spiro union of roof has first electric putter, first electric putter's tip runs through the outer wall of roof, first electric putter's tip spiro union has last mould, it is located the lower part of roof to go up the mould, the inner chamber diapire fixed mounting of lower mould has the sleeve, telescopic inner chamber joint has buffer spring, the lantern ring has been cup jointed to telescopic outer wall, the roof welding of the lantern ring has the buffer board, the diapire welding of buffer board has the guide bar, the upper portion of guide bar is located the inner chamber of the lantern ring, the lower part of guide bar is located buffer spring's inner chamber.

Preferably, the outer wall welding of lantern ring has ejecting polished rod, ejecting polished rod is provided with four groups, all weld the limiting plate about ejecting polished rod's the outer wall.

Preferably, the four corners of the bottom wall of the die cavity of the lower die are respectively screwed with a second electric push rod, the top end of the second electric push rod is welded with a U-shaped plate, and the U-shaped plate is positioned at the lower part of the ejection polished rod.

Preferably, the circumference of the lower part of the inner wall of the lantern ring is provided with a buffer groove.

Preferably, the outer diameter value of the polished ejector rod is the same as the inner diameter value of the U-shaped plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the device is provided with the buffer plate, the guide rod and the buffer spring, the upper die impacts the buffer plate in the stamping process, the buffer plate moves downwards, the buffer spring is compressed under the stress, the impact force generated by the upper die on the lower die is effectively reduced, the service life of the die is effectively prolonged, and the very effective buffer protection effect is realized on the die;

2) this device sleeve, the lantern ring, ejecting polished rod, second electric putter and U template, after the punching press is accomplished, the work piece is located the inner chamber of lower mould, it rises through starting second electric putter, second electric putter drives the U template and rises, until ejecting polished rod is located the inner chamber of U template, second electric putter rises and drives ejecting polished rod and buffer board and rise, the lantern ring rises along telescopic outer wall, the inner chamber of lower mould is left until the work piece, the lantern ring separates with the sleeve, start one side second electric putter and continue to rise, make the buffer board slope, make the work piece leave the roof of buffer board along with self gravity, need not the manual work and take out the work piece, this device simple structure, the impact force of mould to the lower mould production is effectively reduced, effectively prolong the life of mould, realize that the work piece is automatic to leave from the buffer board, need not the manual.

Drawings

FIG. 1 is a schematic front sectional view of a precision stamping die convenient for demolding according to the present invention;

FIG. 2 is a schematic bottom view of the buffer plate of the present invention;

fig. 3 is a schematic left view of the second electric putter of the present invention.

In the figure: 100 lower dies, 110 supports, 120 top plates, 130 first electric push rods, 140 upper dies, 200 sleeves, 210 buffer springs, 300 lantern rings, 310 buffer plates, 320 guide rods, 330 ejection polish rods, 340 limiting plates, 400 second electric push rods and 410U-shaped plates.

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.

The utility model provides a precision stamping die convenient to drawing of patterns effectively reduces the impact force that the upper die produced to the lower mould, effectively prolongs the life of mould, realizes that the work piece is automatic to leave from the buffer board, need not the manual work and gets the piece, please refer to fig. 1, including lower mould 100, the roof four corners welding of lower mould 100 has support 110, and the welding of the top of support 110 has roof 120, and the roof spiro union of roof 120 has first electric putter 130, and the tip of first electric putter 130 runs through the outer wall of roof 120, and the tip spiro union of first electric putter 130 has last mould 140, and last mould 140 is located the lower part of roof 120;

referring to fig. 1 again, a sleeve 200 is fixedly installed on the bottom wall of the inner cavity of the lower die 100, a buffer spring 210 is clamped in the inner cavity of the sleeve 200, the sleeve 200 is used for installing the buffer spring 210, and the buffer spring 210 is used for buffering impact on the buffer plate 310;

referring to fig. 1 and 2, a collar 300 is sleeved on the outer wall of a sleeve 200, a buffer plate 310 is welded on the top wall of the collar 300, a guide rod 320 is welded on the bottom wall of the buffer plate 310, the upper part of the guide rod 320 is located in the inner cavity of the collar 300, the lower part of the guide rod 320 is located in the inner cavity of a buffer spring 210, the collar 300 is used for mounting the buffer plate 310, the collar 300 can move up and down along the outer wall of the sleeve 200, the buffer plate 310 is used for buffering the impact of an upper die 140, and the guide rod 320 is used for guiding the upper end of the buffer spring 210 to prevent the upper end of the buffer spring;

referring to fig. 1 and 2 again, the outer wall of the collar 300 is welded with the ejection polish rods 330, four groups of ejection polish rods 330 are arranged, the left and right sides of the outer wall of the ejection polish rods 330 are welded with the limiting plates 340, the ejection polish rods 330 are used for matching with the second electric push rods 400 and the U-shaped plates 410, so that the collar 300 and the buffer plates 310 are driven to ascend through the ascending of the ejection polish rods 330, and the limiting plates 340 prevent the U-shaped plates 410 from sliding off from the outer wall of the ejection polish rods 330;

referring to fig. 1 and 3, the four corners of the bottom wall of the mold cavity of the lower mold 100 are respectively screwed with a second electric push rod 400, the top end of the second electric push rod 400 is welded with a U-shaped plate 410, the U-shaped plate 410 is located at the lower part of the polished ejector rod 330, the second electric push rod 400 is used for driving the U-shaped plate 410 to ascend or descend, and the U-shaped plate 410 is used for bearing the polished ejector rod 330 or separating from the polished ejector rod 330;

referring to fig. 1 and 2, a buffer groove is formed on the lower circumference of the inner wall of the collar 300 to facilitate the top end of the sleeve 200 to enter the inner cavity of the collar 300 again;

referring to fig. 1, 2 and 3, the outer diameter of the polished ejection rod 330 is the same as the inner diameter of the U-shaped plate 410, so as to prevent the polished ejection rod 330 from shaking in the inner cavity of the U-shaped plate 410 when the polished ejection rod 330 is driven by the U-shaped plate 410 to ascend.

While the invention has been described above with reference to certain embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the various embodiments disclosed herein can be used in any combination with one another, and the description of such combinations that is not exhaustive in this specification is merely for brevity and resource saving. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a precision stamping die convenient to drawing of patterns which characterized in that: including lower mould (100), the roof four corners welding of lower mould (100) has support (110), the top welding of support (110) has roof (120), the roof spiro union of roof (120) has first electric putter (130), the outer wall of roof (120) is run through to the tip of first electric putter (130), the tip spiro union of first electric putter (130) has last mould (140), it is located the lower part of roof (120) to go up mould (140), the inner chamber diapire fixed mounting of lower mould (100) has sleeve (200), the inner chamber joint of sleeve (200) has buffer spring (210), the outer wall of sleeve (200) has cup jointed lantern ring (300), the roof welding of lantern ring (300) has buffer board (310), the diapire welding of lower mould (310) has guide bar (320), the upper portion of guide bar (320) is located the inner chamber of lantern ring (300), the lower part of the guide rod (320) is positioned in the inner cavity of the buffer spring (210).

2. The precision press mold for facilitating demolding as claimed in claim 1, wherein: the outer wall welding of lantern ring (300) has ejecting polished rod (330), ejecting polished rod (330) are provided with four groups, all weld limiting plate (340) about the outer wall of ejecting polished rod (330).

3. The precision press mold for facilitating demolding as claimed in claim 1, wherein: the four corners of the bottom wall of the die cavity of the lower die (100) are all connected with a second electric push rod (400) in a threaded mode, a U-shaped plate (410) is welded at the top end of the second electric push rod (400), and the U-shaped plate (410) is located on the lower portion of the ejection polished rod (330).

4. The precision press mold for facilitating demolding as claimed in claim 1, wherein: the circumference of the lower part of the inner wall of the lantern ring (300) is provided with a buffer groove.

5. A precision press-die convenient for demolding as claimed in claim 2 or 3, wherein: the outer diameter value of the ejection polish rod (330) is the same as the inner diameter value of the U-shaped plate (410).