CN114055562A

CN114055562A - Punching device

Info

Publication number: CN114055562A
Application number: CN202111131951.9A
Authority: CN
Inventors: 沈阳进; 蒋先隆; 蒋先康
Original assignee: Yue Wohing Laser Mould Shenzhen Co ltd
Current assignee: Yue Wohing Laser Mould Shenzhen Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-02-18
Anticipated expiration: 2041-09-26
Also published as: CN114055562B

Abstract

The invention relates to the technical field of mechanical equipment and discloses a punching device which comprises a base, a driving structure, a driving plate, a connecting column, a punching cutting die, a material ejecting plate, a material ejecting block and a material discharging plate, wherein the driving structure is arranged on the base; the driving plate is fixed on the driving structure; one end of the connecting column is fixed on the driving plate; the punching cutting die is fixed at the other end of the connecting column and comprises a through hole and a blade, and the blade is arranged around the through hole; the ejector plate is movably connected to the connecting column; the ejection block is fixed on the ejection plate and is embedded into the through hole of the punching cutting die; the discharging plate is arranged on the base. The process of rising return after die-cut cutting die has cut, the liftout piece can pass the through-hole of die-cut cutting die, will block product or waste material in the blade point and push out, prevents that product or waste material card from influencing the die-cut of next time to the material in the blade point to guarantee the continuation work that die-cut device can be smooth and easy, reduce and shut down, and then improve production efficiency.

Description

Punching device

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to a punching device.

Background

At present, for some structural members which only need to be processed into a preset shape, a whole material plate is placed into a punching device, and the required shape is punched on the whole material plate through the punching device to obtain a target product.

In the prior art, after a target product is punched on a material plate, the punched target product or waste material is easily clamped in a closed blade, because the material ejecting structure in a traditional punching die and the movement of the blade are synchronously carried out, and partial products are too soft in material and cannot be ejected by the traditional synchronous material ejecting structure in the blade, the product is easily deformed or has size deviation, so that the next cutting cannot be carried out, if no material ejecting structure exists, the product clamped in the blade needs to be manually taken down and then can be continued, and the production efficiency is greatly reduced.

Disclosure of Invention

The invention mainly aims to provide a punching device, aiming at solving the technical problem that a soft target product or waste material is easy to be clamped in a closed blade.

To achieve the above object, the present invention provides a die-cutting device including:

a base;

the driving structure is arranged on the base and used for providing driving force;

the driving plate is fixed on the driving structure and is driven to move up and down by the driving structure;

one end of the connecting column is fixed on the driving plate;

the punching cutting die is fixed at the other end of the connecting column and comprises a through hole and a blade, and the blade is arranged around the through hole;

the ejector plate is movably connected to the connecting column and located between the drive plate and the punching cutter die, and a first elastic structure is arranged between the ejector plate and the drive plate;

the ejector block is fixed on the ejector plate and is embedded into the through hole of the punching cutting die;

and the material placing plate is arranged on the base, is positioned between the punching cutting die and the base and is used for placing materials to be punched.

Further, in an embodiment, the punching die comprises a first blade and a second blade, and the height of the first blade is higher than that of the second blade.

Further, in an embodiment, the punching die is of an integral structure.

Further, in an embodiment, the punching device further includes a limiting post, and the limiting post is fixed on the base;

in the initial state of the punching device without punching, the distance from the blade to the material is greater than the distance from the ejector plate to the limiting column.

Further, in an embodiment, the limiting column includes a supporting block and a second elastic structure, the supporting block is embedded in the limiting column through the second elastic structure, and the supporting block is disposed towards the ejector plate.

Further, in an embodiment, the material placing plate is detachably arranged on the base.

Further, in an embodiment, the discharge plate includes first alignment holes, and the first alignment holes are respectively disposed at oblique opposite corners of the discharge plate;

the base includes the counterpoint boss, the counterpoint boss with first counterpoint hole corresponds the setting, the tip of counterpoint boss is the toper structure of button head.

Further, in an embodiment, the material placing plate includes a fool-proof groove, and the fool-proof groove is disposed at an edge of the material placing plate;

the base includes prevents slow-witted post, prevent slow-witted post with prevent slow-witted groove and correspond the setting.

Further, in an embodiment, the punching device further comprises alignment posts, and the alignment posts are fixed at four corners of the punching cutting die;

the discharging plate comprises a second aligning hole, and the second aligning hole is arranged corresponding to the aligning column.

Further, in an embodiment, the punching device further includes a compression leg fixed on the driving plate, and the compression leg is used for compressing the material when the punching cutting die punches the material.

According to the technical scheme provided by the invention, the driving plate is driven to move downwards through the driving structure, so that the punching cutting die is driven to press downwards, materials placed on the material placing plate are punched, in the process of rising and returning after the punching cutting die is cut, the material ejecting block can penetrate through the through hole of the punching cutting die and push out the products or waste materials clamped in the blade, the products or waste materials are prevented from being clamped in the blade to influence the next punching of the materials, the smooth continuous work of the punching device is ensured, the shutdown is reduced, and the production efficiency is further improved.

Drawings

One or more embodiments are illustrated in drawings corresponding to, and not limiting to, the embodiments, in which elements having the same reference number designation may be represented as similar elements, unless specifically noted, the drawings in the figures are not to scale.

Fig. 1 is an exploded view of a die cutting device according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a piercing device according to one embodiment of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is a schematic structural view of a blanking die according to an embodiment of the present invention.

10, a punching device; 110. a base; 111. aligning the boss; 112. a fool-proof post; 120. a drive structure; 130. a drive plate; 140. connecting columns; 150. punching a cutting die; 151. a first blade; 152. a second blade; 153. a through hole; 160. a material ejecting plate; 170. a material ejection block; 180. a material placing plate; 181. a first alignment hole; 182. a fool-proof groove; 183. a second alignment hole; 190. a limiting column; 191. a support block; 192. a second elastic structure; 200. a first elastic structure; 210. aligning columns; 220. pressing the column; 230. a limiting cover plate; 240. a transition plate; 20. and (5) producing the product.

Detailed Description

In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like as used herein are for descriptive purposes only. In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implicitly indicating the number of technical features indicated. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more. The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or combinations thereof may be present or added.

Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, fixed connections, removable connections, and integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 4, an embodiment of the present invention discloses a punching device 10, where the punching device 10 includes a base 110, a driving structure 120, a driving plate 130, a connecting column 140, a punching cutting die 150, an ejector plate 160, an ejector block 170, and a discharge plate 180, and the driving structure 120 is disposed on the base 110 and is used to provide a driving force; the driving plate 130 is fixed on the driving structure 120 and is driven by the driving structure 120 to move up and down; one end of the connecting column 140 is fixed on the driving plate 130; the punching die 150 is fixed at the other end of the connecting column 140, the punching die 150 comprises a through hole 153 and a blade, and the blade is arranged around the through hole 153; the ejector plate 160 is movably connected to the connecting column 140 and located between the driving plate 130 and the punching cutting die 150; the ejector block 170 is fixed on the ejector plate 160 and is embedded in the through hole 153 of the die-cutting die 150; the material placing plate 180 is disposed on the base 110, located between the punching die 150 and the base 110, and used for placing a material to be punched.

In this embodiment, drive plate 130 through drive structure 120 and move down, and then drive die-cut cutting die 150 and push down, to placing the material on blowing board 180 die-cut, the process of the return that rises after die-cut cutting die 150 cuts, liftout piece 170 can pass die-cut cutting die 150's through-hole 153, push out the product 20 or the waste material of card in the blade edge, prevent that product 20 or waste material card from influencing the die-cut of next time to the material in the blade edge, thereby guarantee the continuation work that die-cut device 10 can be smooth and easy, reduce and shut down, and then improve production efficiency.

In one embodiment, the punching die 150 includes a first blade 151 and a second blade 152, and the first blade 151 has a height greater than the height of the second blade 152. Specifically, the first blade 151 is disposed around the through hole 153 to form an enclosing shape, the second blade 152 is disposed in the middle surrounded by the first blade 151, and two ends of the second blade 152 are respectively connected to two opposite edges of the first blade 151. The height difference between the first blade point 151 and the second blade point 152 can be set according to the thickness difference between the two products 20, so that two materials which are mutually associated and matched can be stacked, the two products 20 can be simultaneously punched out by the punching cutting die 150 in one-time downward cutting process, the processing flow is directly reduced by half, and the production efficiency is greatly improved.

In one embodiment, the die-cutting device 10 further includes alignment posts 210, and the alignment posts 210 are fixed at four corners of the die-cutting die 150; the discharge plate 180 includes a second alignment hole 183, and the second alignment hole 183 is disposed corresponding to the alignment post 210. After the punching cutting die 150 is pressed down for a certain distance, the alignment column 210 is inserted into the second alignment hole 183 to limit the left-right shaking of the punching cutting die 150, so that the punching cutting die 150 can be linearly pressed down, the accuracy of the punching position of the punching cutting die 150 is ensured, and the defective rate is reduced.

Further, the punching device 10 further includes a pressing post 220, the pressing post 220 is fixed on the driving plate 130, and the pressing post 220 is used for pressing the material when the punching cutting die 150 punches the material. The pressing column 220 is pressed in the waste area of the material, the material is pressed tightly before punching to prevent the material from deviating, the accuracy of the punching position of the punching cutter die 150 is ensured, and the defective rate is reduced.

In an embodiment, the first blade 151, the second blade 152 and the main body of the punching die 150 in the punching die 150 are of an integral structure, and the first blade 151 and the second blade 152 are directly formed on the main body of the punching die 150, so that the overall structural strength of the punching die 150 is improved, the service life of the punching die 150 is prolonged, the force bearing capacity of the blades is stronger, a larger downward pressure can be generated, a material with a larger hardness can be punched, and the applicability of the punching device 10 is improved.

In an embodiment, the punching device 10 further includes a limiting pillar 190, and the limiting pillar 190 is fixed on two sides of the base 110 and is disposed corresponding to two ends of the ejector plate 160; a first elastic structure 200 is arranged between the ejector plate 160 and the driving plate 130; in the initial state of the punching device 10 without punching, the distance from the blade to the material is greater than the distance from the ejector plate 160 to the limiting column 190. Specifically, the first elastic structure 200 is a spring, a leaf spring, a gas spring, or other structures having compression and rebound characteristics. In the process of punching the material by pressing down, before the blade edge cuts the material, the ejector 160 is pressed onto the limiting post 190 first, because the ejector 160 does not go down after the limiting post 190 abuts the ejector 160, the ejector 170 is prevented from being pressed onto the material, the material is pressed to deform, then the punching cutting die 150 continues to press down the ejector 170 beyond the ejector 160, the blade edge is exposed, and the material is punched, at this time, the first elastic structure 200 between the ejector 160 and the driving plate 130 is in a compressed state, in the process of rising and returning after the punching cutting die 150 finishes cutting, due to the resilience of the first elastic structure 200, the ejector 170 can pass through the through hole 153 of the punching cutting die 150, the product 20 or waste material clamped in the blade edge is pushed out, the product 20 or waste material is prevented from being clamped in the blade edge to influence the next punching of the material, and the punching device 10 can work smoothly and continuously, the machine halt is reduced, and the production efficiency is further improved.

Further, the punching device 10 further includes a limiting cover plate 230 and a transition plate 240, the limiting cover plate 230 is disposed between the punching die 150 and the driving plate 130, the limiting cover plate 230 covers the ejector plate 160 and is fixed on the driving plate 130, the limiting cover plate 230 is matched with the first elastic structure 200 to fix the ejector plate 160 in an initial state, the ejector plate 160 is prevented from shaking randomly to affect the work of the punching device 10, and the transition plate 240 is disposed between the punching die 150 and the limiting cover plate 230.

The limiting column 190 comprises a supporting block 191 and a second elastic structure 192, the supporting block 191 is embedded in the limiting column 190 through the elastic structure, and the supporting block 191 is arranged towards the ejector plate 160. Specifically, the elastic structure is a spring, a shrapnel or a gas spring and the like with compression and rebound characteristics. When the ejector plate 160 is pressed down to a preset position, the ejector plate presses the supporting block 191 first, the second elastic structure 192 is compressed and then attached to the upper surface of the supporting column, and the second elastic structure 192 plays a role in buffering and avoids directly hitting the limiting column 190; the opposing resilient forces of the first and second

elastic structures

200, 192 provide a smoother movement of the ejector block 170 as the die cutting device 10 completes its back-lift.

In an embodiment, the discharge plate 180 is detachably disposed on the base 110, the base 110 includes an alignment boss 111, the alignment boss 111 is disposed corresponding to the first alignment hole 181, an end of the alignment boss 111 is a rounded conical structure, the discharge plate 180 includes the first alignment hole 181, and the first alignment holes 181 are respectively disposed at oblique opposite angles of the discharge plate 180. An operator can take down the material placing plate 180 for placing materials, so that the situation that the materials are cut by the blade in the punching device 10 is avoided, the materials are placed back after the materials are placed, personal safety is guaranteed, when the material placing plate 180 is placed back, the material placing plate is aligned through the alignment bosses 111 and the first alignment holes 181 which are arranged at two opposite corners, the punching position of the punching cutter die 150 is accurate, the material placing plate 180 can be prevented from moving, and the target product 20 can be accurately cut; the end part of the alignment boss 111 is set to be a round-head conical structure, so that alignment between the alignment boss 111 and the first alignment hole 181 is facilitated, when the material placing plate 180 is put back, careful alignment is not needed, the first alignment hole 181 is only required to be approximately aligned to the alignment boss 111 and then put down, and the material placing plate 180 can slide to a correct position along the conical structure.

Further, the material placing plate 180 includes a fool-proof groove 182, and the fool-proof groove 182 is disposed at an edge of the material placing plate 180; the base 110 includes a fool-proof post 112, and the fool-proof post 112 is disposed corresponding to the fool-proof slot 182. Through preventing slow-witted design and being used for restricting the direction of placing of blowing board 180, prevent that the material from placing in the opposite direction and leading to the die-cut product 20 that comes out and required product 20 to be nonconforming and lead to scrapping, secondly can also save the time that the operator judged the direction of placing of blowing board 180, improve production efficiency.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A die cutting device, comprising:

a base;

one end of the connecting column is fixed on the driving plate;

the ejector plate is movably connected to the connecting column and is positioned between the driving plate and the punching cutting die;

2. The device of claim 1, wherein the piercing die includes a first blade and a second blade, the first blade having a height greater than a height of the second blade.

3. The blanking device of claim 1 wherein the blanking blade is of unitary construction.

4. The device of claim 1, further comprising a retention post secured to the base;

a first elastic structure is arranged between the ejector plate and the drive plate;

5. The punching device according to claim 4, wherein the restraining post comprises a support block and a second elastic structure, the support block is embedded in the restraining post through the second elastic structure, and the support block is arranged towards the ejector plate.

6. The blanking device of claim 1 wherein the bleed plate is removably disposed on the base.

7. The blanking device of claim 6, wherein the bleed plate includes first registration holes respectively disposed at diagonally opposite corners of the bleed plate;

8. The blanking device of claim 7 wherein the feed plate includes a fool-proof slot disposed at an edge of the feed plate;

9. The blanking device of claim 1 further comprising registration posts secured at four corners of the blanking die;

10. The blanking device of any one of claims 1 to 9 further comprising compression posts secured to the drive plate for compressing the material as the blanking die punches the material.