CN213856632U

CN213856632U - Continuous die

Info

Publication number: CN213856632U
Application number: CN202021729511.4U
Authority: CN
Inventors: 蔡蕴喜
Original assignee: Zhongshan Hexin Precision Metal Co ltd
Current assignee: Zhongshan Hexin Precision Metal Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-08-03
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a continuous die, which comprises an upper die, a lower die and a material plate guiding and limiting structure, wherein a material plate placing area is arranged on the lower die, material plate guiding and limiting structures are arranged on two sides of the material plate placing area, and the material plate guiding and limiting structures are fixedly arranged on the lower die; the flitch guiding and limiting structure comprises limiting blocks, the limiting blocks are arranged on two sides of the flitch placing area and fixed on the lower die, and the side edge of each station of the lower die is fixed with a limiting block; the limiting block is provided with a limiting surface close to the side edge of the flitch, a limiting groove is formed in the limiting surface, and the limiting groove is arranged along the conveying direction of the flitch; in the process of stamping and forming the flitch by pressing the upper die downwards, the motion of the flitch is guided in a limiting way by means of the limiting groove, so that the continuous production of sheet metal parts is realized, the production efficiency is improved, the material is saved, and the production cost is reduced.

Description

Continuous die

Technical Field

The utility model relates to the technical field of mold, especially, relate to a continuous mold.

Background

Currently, the structure of the saw blade needs to be formed by punching by using a die. The existing saw blade structure is punched and formed by multiple sets of single-process dies. That is, a plurality of punching machines and a plurality of sets of dies are needed to process according to the process steps of the saw blade structure, each punching machine needs to be manually responsible, and a semi-finished product completed in the previous procedure needs to be turned, so that the processing cost is increased, the material is wasted, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a continuous die can realize the continuous production of sheet metal component to improve production efficiency, save material simultaneously, reduction in production cost.

The purpose of the utility model is realized by adopting the following technical scheme:

a continuous die comprises an upper die, a lower die and a material plate guiding and limiting structure, wherein a material plate placing area is arranged on the lower die, the material plate guiding and limiting structures are arranged on two sides of the material plate placing area, and the material plate guiding and limiting structures are fixedly arranged on the lower die;

the flitch guiding and limiting structure comprises limiting blocks, the limiting blocks are arranged on two sides of a flitch placing area and fixed on the lower die, and the limiting blocks are fixed on the side edge of each station of the lower die;

the limiting block is provided with a limiting surface close to the side edge of the flitch, a limiting groove for limiting and guiding the movement of the flitch is formed in the limiting surface, and the limiting groove is formed along the conveying direction of the flitch.

Furthermore, the continuous die also comprises an auxiliary material plate guide structure, the auxiliary material plate guide structure comprises a first guide hole and a second guide hole,

the first pilot hole is arranged at the feed inlet of the lower die, the second pilot hole is arranged around each processing station on the lower die, the centers of the pilot holes are positioned on the same horizontal line, and the upper die is provided with pilot pins which are in one-to-one correspondence with the pilot holes;

and when the guide hole corresponds to the second guide hole, the flitch is guided by the aid of the matching of the guide pin and the second guide hole.

Furthermore, the first pilot hole is located the both sides of the feed inlet position of lower mould and relative dislocation set, the second pilot hole is located leave over the both sides in gap between the adjacent processing station on the lower mould.

Furthermore, a floating stop block is fixedly arranged on the lower die, and the top surface of the floating stop block and the lowest surface of the limiting groove are in the same horizontal plane in a floating state.

Further, have multirow station of processing on the lower mould, it passes through to have the multichannel on each row station of processing go up the processing station to sheet metal component stamping forming.

Furthermore, adjacent processing stations on two adjacent rows of processing stations are arranged in a staggered mode.

Furthermore, the tail end of each row of the processing stations is provided with a blanking hole.

Furthermore, the lower extreme in blanking hole is provided with the conveyer belt, exports the sheet metal component that the punching press processing is moulded.

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

the utility model discloses a be provided with the stopper on each station on the mould to the direction of carrying along the flitch on the spacing face that is close to flitch side edge on the stopper sets up the spacing groove, at the in-process that the flitch was carried, utilizes the spacing groove to carry out spacing direction to the motion of flitch, thereby realizes the continuous production of sheet metal component, satisfies the production demand, in order to improve production efficiency, save material simultaneously, reduction in production cost.

Drawings

FIG. 1 is a schematic view of a lower mold structure according to an embodiment of the present invention;

FIG. 2 is a schematic view of a lower mold structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the upper die and the lower die of the present invention.

In the figure: 1. a lower die; 2. the material plate is guided to the limiting structure; 20. a limiting block; 200. a limiting surface; 2000. a limiting groove; 3. an upper die; 30. a pilot pin; 300. a first pilot hole; 301. a second pilot hole; 4. processing stations; 40. a first processing station; 41. a second processing station; 42. a third processing station; 43. a vacancy machining station; 44. a blanking hole; 5. a floating stop block; 6. rhombic holes; 7. a silencing hole; 8. a central bore; 9. a flitch placement area.

Detailed Description

In the following, the present invention is described with priority in conjunction with the accompanying drawings and the detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below may be arbitrarily combined to form a new embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The implementation mode is as follows:

as shown in fig. 1-3, the utility model discloses a continuous die, including last mould 3, lower mould 1 and flitch direction limit structure 2, it places district 9 to be provided with the flitch on the lower mould 1, the both sides that district 9 was placed to the flitch set up flitch direction limit structure 2, and flitch direction limit structure 2 set firmly in on the lower mould 1. The flitch guiding and limiting structure 2 comprises limiting blocks 20, the limiting blocks 20 are arranged on two sides of the flitch placing area 9 and fixed on the lower die 1, and of course, the limiting block 20 is fixed on the side of each station of the lower die 1; the limiting block 20 is provided with a limiting surface 200 close to the side edge of the flitch, a limiting groove 2000 for limiting and guiding the movement of the flitch is formed in the limiting surface 200, and the limiting groove 2000 is arranged along the flitch conveying direction; in the process of punching and forming the material plate by pressing down the upper die 3, the movement of the material plate is limited and guided by the limit groove 2000. Also can understand, be provided with stopper 20 on each station on lower mould 1 mould to set up spacing groove 2000 along the direction that the flitch was carried on stopper 20 is close to the spacing face 200 of flitch side edge, at the in-process that the flitch was carried, utilize spacing groove 2000 to carry out spacing direction to the motion of flitch, thereby realize the continuous production of sheet metal component, with improvement production efficiency, save material simultaneously, reduction in production cost.

The difference between the progressive die and the single-process die is that the progressive die can complete all processes of a sheet metal part (such as a saw blade) on a single large-tonnage punch press, so that the continuous production of the sheet metal part (such as the saw blade) through stamping and forming is realized, and the production efficiency is improved by tens of times. Generally, the progressive die has errors due to the feeding distance of the feeding machine, and accumulated errors can be generated after the upper die 3 performs rapid stamping, so that the sheet metal part formed by stamping processing can be unqualified. Therefore, on the basis of the above structure, the continuous mold of the present invention further includes an auxiliary material plate guiding structure, the auxiliary material plate guiding structure includes a first guiding hole 300 and a second guiding hole 301, the first guiding hole 300 is disposed at the feed inlet of the lower mold 1, the second guiding hole 301 is disposed around each processing station on the lower mold 1, and certainly, it is to be ensured that the centers of the guiding holes are located on the same horizontal line, that is, the center point of the first guiding hole 300 and the center point of the second guiding hole 301 are located on the same straight line; the upper die 3 is provided with guide pins 30 which correspond to the guide holes one by one; in the stamping forming process, when the flitch is positioned at the feed inlet of the lower die 1, the upper die 3 is pressed downwards, so that a guide hole can be formed on the flitch under the stamping of the guide pin 30; and with the conveying of flitch on lower mould 1, when the guiding hole corresponds with the position of second pilot hole 301, with the help of leading the cooperation of positive round pin 30 and second pilot hole 301, lead the flitch to just to avoid going up accumulated error after the mould 3 punches fast, improve the qualification rate of machine-shaping sheet metal component.

In some embodiments, the first aligning holes 300 are located on two sides of the feed inlet position of the lower die 1 and are arranged in a staggered manner, and it can be understood by those skilled in the art that by arranging the first aligning holes 300 on two sides of the feed inlet position on the lower die 1 in a staggered manner, when the first aligning holes 300 correspond to the second aligning holes 301, the aligning pins 30 can be staggered to align the material plate, so that the effect of aligning the material plate is better. In addition, the second pilot holes 301 are located on two sides of the gap left between the adjacent processing stations on the lower die 1, and it can be understood by those skilled in the art that the second pilot holes 301 are located on two sides of the gap left between the adjacent processing stations on the lower die 1, mainly for saving material. Further, a floating stop block 5 is fixedly arranged on the lower die 1, and certainly, when the floating stop block 5 is in a floating state, the top surface of the floating stop block and the lowest surface of the limiting groove 2000 are in the same horizontal plane, that is, after the upper die 3 is pressed down, the flitch is jacked up by the floating stop block 5, so that the flitch is prevented from being bonded with the lower die 1 and used for demolding.

In some embodiments, the utility model discloses a multirow adds station 4 on the lower mould 1, has the multichannel on each row adds station 4 and passes through go up mould 3 to the station of processing of sheet metal component stamping forming, through setting up multirow and add station 4, can promote machining efficiency. Furthermore, adjacent processing stations on two adjacent rows of processing stations 4 are arranged in a staggered manner, and as can be understood by a person skilled in the art, the adjacent processing stations on two adjacent rows of processing stations 4 are arranged in a staggered manner, so that after stamping forming, materials can be obviously saved, and the production and processing cost can be reduced. Furthermore, the tail end of each row of the processing stations 4 is provided with a blanking hole 44, and the blanking holes 44 are mainly used for facilitating blanking of products after stamping and forming of sheet metal parts; in order to facilitate outputting the stamped and formed sheet metal part, the lower end of the blanking hole 44 is preferably provided with a conveying belt, but may be other conveying mechanisms, such as a conveying chain plate, which is not limited herein.

The continuous die continuous processing saw blade of the present invention is described as an example below:

as shown in fig. 2 again, the lower die 1 of the present invention has two rows of processing positions 4, i.e. it can be understood that two saw blades can be punched by using a steel plate material, and of course, those skilled in the art can change and determine how many rows of processing positions 4 according to the size of the continuous die and the size of the punch. Each row of processing stations 4 in the embodiment is provided with a first processing station 40, a second processing station 41 and a third processing station 42, the first processing station 40 is used for punching a silencing hole 7 and a diamond hole 6 of a saw blade, wherein the silencing hole 7 of the saw blade is a through hole, the diamond hole 6 is not a through hole, and a reserved amount is reserved when the diamond hole 6 is punched without punching; the second machining station 41 is used for punching the outline of the saw blade; third machining-position 42 is used for flattening the diamond hole 6 of the punching press of first machining-position 40, then carries out the centre bore 8 of punching press saw bit to accomplish the stamping forming of saw bit, use the utility model discloses continuous die can accomplish the machine-shaping of the multichannel process of once only accomplishing the saw bit, realizes continuous production, obviously improves production efficiency.

Of course, the adjacent processing stations on the two adjacent rows of processing stations 4 are arranged in a staggered manner, and as can be understood by those skilled in the art, the material can be obviously saved. In addition, as the adjacent processing stations on the two adjacent rows are arranged in a staggered manner, the vacant processing station 43 can be arranged on the processing station 4 of a certain row according to the actual operation condition. In addition, the tail end of the machining station at the tail end is provided with the blanking hole 44, the lower end of the blanking hole 44 is provided with the conveying belt, the saw blade which is formed by punching falls onto the conveying belt through the blanking hole 44, and the formed saw blade is conveyed out by the conveying belt, so that the automation of saw blade punch forming is realized, the machining production efficiency is further improved, and the production cost is reduced.

Of course, the present invention is not limited to the structure of the saw blade, and the skilled person in the art can change the model of the processing station and the number of rows of the processing station of the continuous mold according to the structure of other products, which also should fall into the protection scope of the present invention.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A continuous mold, characterized by: the die comprises an upper die, a lower die and a material plate guiding and limiting structure, wherein a material plate placing area is arranged on the lower die, the material plate guiding and limiting structures are arranged on two sides of the material plate placing area, and the material plate guiding and limiting structures are fixedly arranged on the lower die;

2. The continuous mold of claim 1, wherein: the device also comprises an auxiliary material plate guide structure, the auxiliary material plate guide structure comprises a first guide hole and a second guide hole,

3. The continuous mold of claim 2, wherein: the first pilot hole is located the both sides of the feed inlet position of lower mould and relative dislocation set, the second pilot hole is located leave over the both sides in gap between the adjacent processing station of lower mould.

4. The continuous mold of claim 1, wherein: and a floating stop block is fixedly arranged on the lower die, and the top surface of the floating stop block and the lowest surface of the limiting groove are in the same horizontal plane in a floating state.

5. The continuous mold of claim 1, wherein: the multirow station of adding has on the lower mould, and it passes through to have the multichannel on each row station of adding go up the processing station to sheet metal component stamping forming.

6. The continuous mold of claim 5, wherein: and adjacent processing stations on two adjacent rows of processing stations are arranged in a staggered manner.

7. The continuous mold of claim 5, wherein: and the tail end of each row of the processing stations is provided with a blanking hole.

8. The continuous mold of claim 7, wherein: and a conveying belt is arranged at the lower end of the blanking hole and used for outputting the sheet metal part formed by stamping.