阅读说明：本技术 一种冲压用斜锲机构 (Inclined wedge mechanism for stamping ) 是由 石岩磊 于 2019-10-15 设计创作，主要内容包括：本发明提供一种冲压用斜锲机构,包括下垫板和安装在所述下垫板上的仿形块,所述仿形块的刀口一侧设置有滑块,所述滑块靠近仿形块的一侧通过冲头固定板安装有冲头,所述滑块顶部通过压板连接在滑块座上；所述滑块座与压板之间设置有氮气弹簧,所述冲头固定板上也设置有氮气弹簧,与冲头设置于同一侧。本发明针对尺寸较小且不规则的产品进行冲孔,保护产品避免产生损伤,起到省料的作用,也适用于空间较小的模具,零件便于更换,成本低。(The invention provides an inclined wedge mechanism for stamping, which comprises a lower base plate and a contour block arranged on the lower base plate, wherein a sliding block is arranged on one side of a knife edge of the contour block, a punch is arranged on one side, close to the contour block, of the sliding block through a punch fixing plate, and the top of the sliding block is connected to a sliding block seat through a pressing plate; and a nitrogen spring is arranged between the sliding block seat and the pressure plate, and a nitrogen spring is also arranged on the punch fixing plate and is arranged on the same side with the punch. The punching die provided by the invention is used for punching products with small and irregular sizes, protecting the products from being damaged, saving materials, and being suitable for dies with small space, convenient for part replacement and low in cost.)

1. The inclined wedge mechanism for stamping is characterized by comprising a lower base plate (1) and a contour block (2) arranged on the lower base plate (1), wherein a sliding block (3) is arranged on one side of a knife edge of the contour block (2), a punch (5) is arranged on one side, close to the contour block (2), of the sliding block (3) through a punch fixing plate (4), and the top of the sliding block (3) is connected to a sliding block seat (7) through a pressing plate (6);

and a nitrogen spring (8) is arranged between the sliding block seat (7) and the pressing plate (6), and the punch fixing plate (4) is also provided with the nitrogen spring (8) and arranged on the same side with the punch (5).

2. The slanting wedge mechanism for press working as set forth in claim 1, wherein: a pressure plate (9) is arranged on one side of the slide block (3) close to the knife edge of the profiling block (2), and the pressure plate (9) is movably arranged on the slide block (3) through a stroke limiting block (11).

3. The slanting wedge mechanism for press working as set forth in claim 2, wherein: the lower backing plate (1) is provided with a sliding rail (10), the sliding rail (10) is engaged with a sliding block (3), and two sides of the sliding block (3) are fixed on the sliding rail (10) through connecting rods (12).

4. The slanting wedge mechanism for press working as set forth in claim 3, wherein: the slide rail (10) is arranged in a triangular shape, and the acute angle end of the slide rail (10) is arranged close to the profiling block (2).

5. The slanting wedge mechanism for press working as set forth in claim 4, wherein: the acute angle of the slide rail (10) ranges from 20 degrees to 30 degrees.

6. The slanting wedge mechanism for press working as set forth in claim 5, wherein: and a backing plate (13) is also arranged between the slide rail (10) and the slide block (3).

7. The slanting wedge mechanism for pressing as set forth in claim 6, wherein: at least two nitrogen springs (8) are arranged between the sliding block seat (7) and the pressing plate (6), and at least two nitrogen springs (8) are also arranged on the punch fixing plate (4).

Technical Field

The invention mainly relates to the field of die stamping, in particular to an inclined wedge mechanism for stamping.

Background

The existing standard component inclined wedge mechanism is small in stamping size, easy to damage products and low in efficiency, and products with arc-shaped components are easy to damage, so that special customized dies are often developed for irregular products, and the cost is increased.

The published Chinese invention patent, application number CN201611028099.1, patent name: a stamping die slide wedge structure, application date: 2016-11-15, the invention relates to a stamping die wedge structure, comprising: the device comprises an upper die, a lower die, a swinging wedge block and an inclined wedge block, wherein the lower die is arranged below the upper die, the swinging wedge block is vertically movably connected to the right side of the lower die, the swinging wedge block can rotate along a rotating shaft, a moving insert is arranged at the bottom of the swinging wedge block, an air cylinder is arranged at the tail end of the moving insert, and the moving insert is used for pushing the swinging wedge block to vertically move; the inclined wedge block is movably connected with the right end of the swinging wedge block, and the tail end of the inclined wedge block is provided with an air cylinder for the inclined wedge block to move along the inclined plane of the right end of the swinging wedge block. The tapered wedge structure of the stamping die is beneficial to stamping multi-section forming, flanging and discharging; simple structure, convenience and practicality.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an inclined wedge mechanism for stamping, which comprises a lower base plate 1 and a contour block 2 arranged on the lower base plate 1, wherein a slide block 3 is arranged on one side of a knife edge of the contour block 2, a punch 5 is arranged on one side, close to the contour block 2, of the slide block 3 through a punch fixing plate 4, and the top of the slide block 3 is connected to a slide block seat 7 through a pressure plate 6;

and a nitrogen spring 8 is arranged between the slider seat 7 and the pressure plate 6, and the punch fixing plate 4 is also provided with the nitrogen spring 8 and is arranged on the same side with the punch 5.

Preferably, a pressure plate 9 is arranged on one side of the slide block 3 close to the knife edge of the contour block 2, and the pressure plate 9 is movably arranged on the slide block 3 through a stroke limiting block 11.

Preferably, the lower backing plate 1 is provided with a slide rail 10, the slide rail 10 is engaged with a slide block 3, and two sides of the slide block 3 are fixed on the slide rail 10 through a connecting rod 12.

Preferably, the slide rail 10 is arranged in a triangle, and the acute angle end of the slide rail 10 is arranged close to the contour block 2.

Preferably, the acute angle of the slide rail 10 ranges between 20 ° and 30 °.

Preferably, a backing plate 13 is further disposed between the slide rail 10 and the slider 3.

Preferably, at least two nitrogen springs 8 are arranged between the slider seat 7 and the pressure plate 6, and at least two nitrogen springs 8 are also arranged on the punch fixing plate 4.

The invention has the beneficial effects that: the punching die is used for punching a small and irregular product, the product is protected from being damaged, the material saving effect is achieved, the punching die is also suitable for dies with small space, parts are convenient to replace, and the cost is low.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is an internal structural view of the present invention;

in the figure, the position of the upper end of the main shaft,

1. a lower base plate; 2. a contour block; 3. a slider; 4. a punch fixing plate; 5. a punch; 6. pressing a plate; 7. a slider seat; 8. a nitrogen spring; 9. a material pressing plate; 10. a slide rail; 11. a travel limit block; 12. a connecting rod; 13. a backing plate.

Detailed Description

In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.

As shown in fig. 1-2, the present invention includes: the stamping die comprises a lower base plate 1 and a contour block 2 arranged on the lower base plate 1, wherein a slide block 3 is arranged on one side of a knife edge of the contour block 2, a punch 5 is arranged on one side, close to the contour block 2, of the slide block 3 through a punch fixing plate 4, and the top of the slide block 3 is connected to a slide block seat 7 through a pressing plate 6;

and a nitrogen spring 8 is arranged between the slider seat 7 and the pressure plate 6, and the punch fixing plate 4 is also provided with the nitrogen spring 8 and is arranged on the same side with the punch 5.

In this implementation, preferably, a pressure plate 9 is arranged on one side of the slide block 3 close to the knife edge of the contour block 2, and the pressure plate 9 is movably arranged on the slide block 3 through a stroke limiting block 11.

By adopting the structure, the pressure plate 9 is utilized to protect products, damage can not be caused at the position where punching is not needed, and the stroke limit block 11 is utilized to limit the movement range of the pressure plate 9.

In this embodiment, preferably, the lower pad 1 is provided with a slide rail 10, the slide rail 10 is engaged with the slide block 3, and both sides of the slide block 3 are fixed on the slide rail 10 through a connecting rod 12.

By adopting the structure, the slide rail 10 is used for fixing the path route of the slide block 3, so that the deviation is avoided, and the stamping quality is ensured.

In this embodiment, it is preferable that the slide rail 10 is disposed in a triangular shape, and an acute-angled end of the slide rail 10 is disposed near the contour block 2.

Set up above-mentioned structure, utilize triangular structure, 3 sliding process of slider have the change of a slope, improve work efficiency when laborsaving.

In the present embodiment, the acute angle of the slide rail 10 preferably ranges between 20 ° and 30 °.

With the above structure, the angle range of the slide rail 10 is stabilized, and the acting force of the punch is ensured by the inclined slope.

In the present embodiment, a backing plate 13 is preferably disposed between the slide rail 10 and the slider 3.

Set up above-mentioned structure, avoid slide rail 10 and slider 3 to produce the damage in the motion process through backing plate 13, improve life.

In this embodiment, at least two nitrogen springs 8 are preferably disposed between the slider holder 7 and the pressure plate 6, and at least two nitrogen springs 8 are also disposed on the punch fixing plate 4.

Set up above-mentioned structure, guarantee to promote slider 3 and pressure flitch 9 through setting up a plurality of nitrogen gas springs 8, improve work efficiency and life.

In use, the following working processes are included:

the punch press acts on the slider seat 7 to move downwards, the slider seat 7 moves downwards along the direction of the surface of the product by pressing the slider 3, the pressure plate 9 is firstly contacted with the product and continues to press downwards, the pressure plate 9 is reversely jacked to be contacted with the slider 3, and the punch 5 gradually extends out of the pressure plate 9 to punch the product;

after punching the hole, the punch press backs to rise, and nitrogen spring 8 between slider seat 7 and the clamp plate 6 acts on clamp plate 6 and toward backing back, drives slider 3 along the direction motion of keeping away from the product face, and pressure flitch 9 receives on the drift fixed plate 4 that the power of nitrogen spring 8 keeps away from slider 3, and each part gets back to initial condition.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.