CN214517029U

CN214517029U - Novel punching die

Info

Publication number: CN214517029U
Application number: CN202022813013.4U
Authority: CN
Inventors: 李立峰; 李立忠; 万永盛
Original assignee: Shenzhen Huaxinda Hardware Products Co ltd
Current assignee: Shenzhen Huaxinda Hardware Products Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-10-29
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a novel punching die, including movable mould fixing base and cover half fixing base, the lower surface of movable mould fixing base is provided with the fly leaf, and is equipped with the connecting seat on the fly leaf, the lower surface of connecting seat is provided with the movable mould, the last fixed surface of movable mould fixing base installs hydraulic cylinder, and is connected with the hydro-cylinder axle on the hydraulic cylinder, the lower extreme of hydro-cylinder axle is connected with buffer structure, and buffer structure's lower extreme fixed mounting has die-cut piece. A novel die-cut mould, belong to the mould field, through the buffer structure who sets up, when punching, can reduce the impact force in the twinkling of an eye between die-cut piece and the metal sheet, under the prerequisite of having ensured die-cut effect, cut the piece to punching and formed the protection, ensured the life of die-cut piece, adopt the elastic component, when guaranteeing guide positioning, provide elastic buffer, prolonged the life of corresponding structure, can dismantle simultaneously, be convenient for change.

Description

Novel punching die

Technical Field

The utility model relates to a mould field, in particular to novel die-cut mould.

Background

The punching die is a stamping die, and 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, which is a press working method for obtaining a required part by applying pressure to a material at room temperature by using a die mounted on a press machine to cause separation or plastic deformation; among the current die-cut mould, when the mould carries out die-cut, die-cut piece directly strikes the work piece, and the impact force is big in the twinkling of an eye, is unfavorable for the protection of die-cut piece, leads to die-cut piece life shorter, adopts structures such as guide pillar to guide the location simultaneously, but does not have elastic construction, uses to get up and has certain limitation.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a novel die-cut mold, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel punching die, includes movable mould fixing base and cover half fixing base, the lower surface of movable mould fixing base is provided with the fly leaf, and is equipped with the connecting seat on the fly leaf, the lower surface of connecting seat is provided with the movable mould, the last fixed surface of movable mould fixing base installs hydraulic cylinder, and is connected with the hydro-cylinder axle on the hydraulic cylinder, the lower extreme of hydro-cylinder axle is connected with buffer structure, and buffer structure's lower extreme fixed mounting has die-cut piece, be equipped with the guide slot on connecting seat and the movable mould, and be provided with the elastic component in the guide slot, be equipped with the mount pad on the cover half fixing base, and be equipped with the cover half on the mount pad.

Preferably, the movable mold fixing seat and the movable plate and the connecting seat are fixedly connected, and the hydraulic oil cylinder is provided with an oil pipe connector.

Preferably, buffer structure includes spliced pole, end, limiting plate, activity post, fixed column and first spring, fixed connection between spliced pole and the end, the limiting plate sets up in the inside of spliced pole, the activity post is connected on the limiting plate, the fixed column is fixed in on the end, first spring sets up between limiting plate, end.

Preferably, the lower end of the movable column is movably arranged in the fixed column, and the end part of the first spring is fixed on the end head and the limiting plate respectively.

Preferably, the elastic component includes screw hole, connecting rod, screwed joint, dog, movable rod, plug block and second spring, the screw hole is seted up on the connecting seat, the connecting rod sets up in the guide slot, screwed joint is fixed in the upper end of connecting rod, fixed connection between dog and the movable rod, the plug block is fixed in the lower surface of dog, the second spring sets up on the dog.

Preferably, be connected between connecting rod and the movable rod, and the movable rod is square pole, the outside of connecting rod, movable rod is located to the second spring housing.

Preferably, the threaded connector is in threaded connection with the threaded hole, and the connecting rod is fixed inside the guide groove through the mutual matching of the threaded connector and the threaded hole.

Preferably, the inserting block comprises a fixed small block, a groove and a rubber sleeve, the fixed small block is fixed on the lower surface of the stop block, the groove is formed in the fixed small block, and the rubber sleeve is fixed in the groove in the fixed small block.

Preferably, the fixed die fixing seat is fixedly provided with a guide pillar, the guide pillar penetrates through the mounting seat, the upper end of the guide pillar is clamped with the guide groove, and the upper end of the guide pillar is provided with a splicing groove.

Preferably, a screw is arranged between the mounting seat and the fixed die fixing seat, and the mounting seat is fixedly connected with the fixed die fixing seat through the screw.

Compared with the prior art, the utility model discloses following beneficial effect has: this novel die-cut mould, through the buffer structure who sets up, when punching, can reduce the impact force in the twinkling of an eye between die-cut piece and the metal sheet, under the prerequisite of having ensured die-cut effect, formed the protection to punching the piece of cutting, ensured the life of die-cut piece, adopt the elastic component, when guaranteeing guide positioning, provide elastic buffer, prolonged the life of corresponding structure, can dismantle simultaneously, the change of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel punching die of the present invention;

fig. 2 is a schematic structural view of a novel die-cutting die cushion structure of the present invention;

fig. 3 is a schematic structural view of the elastic member of the novel punching die of the present invention;

fig. 4 is the utility model relates to a novel structure schematic diagram of die-cut mould grafting piece department.

In the figure: 1. a movable mould fixing seat; 2. a movable plate; 3. a connecting seat; 4. moving the mold; 5. a hydraulic cylinder; 6. A cylinder shaft; 7. a buffer structure; 701. connecting columns; 702. a tip; 703. a limiting plate; 704. a movable post; 705. fixing a column; 706. a first spring; 8. a guide groove; 9. an elastic member; 901. a threaded hole; 902. A connecting rod; 903. a threaded joint; 904. a stopper; 905. a movable rod; 906. an insertion block; 9061. fixing the small blocks; 9062. a groove; 9063. a rubber sleeve; 907. a second spring; 10. punching a piece; 11. a fixed die fixing seat; 12. a mounting seat; 13. fixing a mold; 14. and (6) a guide pillar.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a novel punching die comprises a movable die fixing seat 1 and a fixed die fixing seat 11, wherein a movable plate 2 is arranged on the lower surface of the movable die fixing seat 1, a connecting seat 3 is arranged on the movable plate 2, a movable die 4 is arranged on the lower surface of the connecting seat 3, a hydraulic oil cylinder 5 is fixedly arranged on the upper surface of the movable die fixing seat 1, an oil cylinder shaft 6 is connected onto the hydraulic oil cylinder 5, a buffer structure 7 is connected onto the lower end of the oil cylinder shaft 6, a punching part 10 is fixedly arranged on the lower end of the buffer structure 7, guide grooves 8 are arranged on the connecting seat 3 and the movable die 4, an elastic part 9 is arranged in the guide grooves 8, a mounting seat 12 is arranged on the fixed die fixing seat 11, and a fixed die 13 is arranged on the mounting seat 12;

the connection mode between movable mould fixing base 1 and the fly leaf 2, between fly leaf 2 and the connecting seat 3 is fixed connection, is equipped with the oil pipe connector on the hydraulic cylinder 5, and hydraulic cylinder 5 provides a great drive power, guarantees die-cut effect.

Buffer structure 7 includes spliced pole 701, end 702, limiting plate 703, movable post 704, fixed column 705 and first spring 706, fixed connection between spliced pole 701 and the end 702, limiting plate 703 sets up in spliced pole 701's inside, movable post 704 is connected on limiting plate 703, fixed column 705 is fixed in on the end 702, first spring 706 sets up in limiting plate 703, between the end 702, cross the buffer structure 7 that sets up, when punching, can reduce the impact force in the twinkling of an eye between die-cut piece 10 and the metal sheet, under the prerequisite of die-cut effect has been ensured, to punching cut piece 10 and formed the protection, the life of die-cut piece 10 has been ensured.

The lower end activity of activity post 704 sets up in fixed column 705, and the tip of first spring 706 is fixed in on end 702, the limiting plate 703 respectively, utilizes the spring to cushion, and buffering effect is good, long service life.

Elastic component 9 includes screw hole 901, connecting rod 902, screwed joint 903, dog 904, movable rod 905, grafting piece 906 and second spring 907, screw hole 901 is seted up on connecting seat 3, connecting rod 902 sets up in guide slot 8, screwed joint 903 is fixed in the upper end of connecting rod 902, fixed connection between dog 904 and the movable rod 905, grafting piece 906 is fixed in the lower surface of dog 904, second spring 907 sets up on dog 904, adopt elastic component 9, when guaranteeing the guide location, elastic buffer is provided, corresponding structure's life has been prolonged.

Be connected between connecting rod 902 and the movable rod 905, and movable rod 905 is square pole, and the outside of connecting rod 902, movable rod 905 is located to second spring 907 cover, and square movable rod 905 can drive connecting rod 902 and rotate, has ensured the use steadiness.

Threaded connection between screwed joint 903 and screw hole 901, connecting rod 902 is fixed in the inside of guide slot 8 through the mutually supporting between screwed joint 903, the screw hole 901, utilizes screwed joint 903 to connect, and it is high to connect back stability, excellent in use effect.

The inserting block 906 comprises a small fixing block 9061, a groove 9062 and a rubber sleeve 9063, the small fixing block 9061 is fixed to the lower surface of the stop block 904, the groove 9062 is formed in the small fixing block 9061, the rubber sleeve 9063 is fixed in the groove 9062 in the small fixing block 9061, the elastic piece 9 can be detached through the arranged inserting block 906, and using flexibility is improved.

The fixed die fixing seat 11 is fixedly provided with a guide pillar 14, the guide pillar 14 penetrates through the mounting seat 12, the upper end of the guide pillar 14 is clamped with the guide groove 8, the upper end of the guide pillar 14 is provided with an insertion groove, the insertion groove can be matched with the insertion block 906, and the use precision is further guaranteed.

And a screw is arranged between the mounting seat 12 and the fixed die fixing seat 11, and the mounting seat 12 is fixedly connected with the fixed die fixing seat 11 through the screw.

It should be noted that the utility model relates to a novel punching die, when in use, the fixed die fixing seat 11 is fixed on the punching die carrier, so as to ensure the stable installation of the fixed die 13 and other structures, then the movable die fixing seat 1 and other structures are installed on the die carrier, so as to ensure the stable installation of the movable die fixing seat 1, and simultaneously ensure the alignment of the movable die 4 and the fixed die 13, then, the punching work is started, when in punching, the metal plate is conveyed to the upper surface of the fixed die 13, the driving mechanism is started, the driving mechanism drives the movable die fixing seat 1, the movable plate 2 and other structures to descend integrally until the movable die 4 on the lower surface of the connecting seat 3 is pressed on the metal plate, in the process, the guide pillar 14 is inserted into the guide groove 8, along with the descending of the movable die 4, the upper end of the guide pillar 14 is contacted with the elastic part 9, the plug block 906 is inserted into the circular groove on the guide pillar 14, the block 904 is forced to move the movable rod 905 in the connecting rod 902, thereby compressing the second spring 907, the second spring 907 forms a buffer effect, which can not only ensure the guiding effect, but also form a buffer, and ensure that the impact force during mold closing is less influenced, thereby improving the using effect of the mold, when the mold closing is completed, the hydraulic oil cylinder 5 on the movable mold fixing seat 1 works to extend the oil cylinder shaft 6, the oil cylinder shaft 6 drives the buffer structure 7 and the punching part 10 to descend until the punching part 10 contacts the metal plate, then the oil cylinder shaft 6 continues to descend the limiting plate 703 in the connecting column 701 and drives the movable column 704 to descend, at the moment, the first spring 706 compresses the stroke buffer, when the limiting plate 703 contacts the fixed column 705, an acting force is generated on the fixed column 705, under the driving of the acting force, the connecting column 701 and the end head 702 downwards apply acting force, thereby the punching part 10 punches the metal plate, the punched and the molded workpiece falls to the accommodating groove on the mold base, after punching is finished, the structures of the movable die fixing seat 1 and the like are reset, the conveying structure drives the metal plate to continuously move for a certain distance, and then punching of the next workpiece is carried out, in the whole punching process, the buffer structure 7 can form buffer to avoid overlarge instant impact force between the punched part 10 and the metal part, the integrity of the punched part 10 is guaranteed, the service life is prolonged, after long-time use, the use effect of the elastic part 9 in the guide groove 8 is poor and needs to be replaced, at the moment, a worker inserts the end part of a tool into the rubber sleeve 9063 in the groove 9062 in the inserting block 906 to apply torsional force to the small fixed block 9061 so as to drive the movable rod 905 to rotate, as the movable rod 905 is a square rod, when the movable rod 905 rotates along with the inserting block 906, the connecting rod 902 can rotate together until the threaded joint 903 rotates out of the threaded hole 901, so that the disassembling work is finished, and then the replacement is carried out, and the device can be continuously used after being replaced and installed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel punching die is characterized in that: including movable mould fixing base (1) and cover half fixing base (11), the lower surface of movable mould fixing base (1) is provided with fly leaf (2), and is equipped with connecting seat (3) on fly leaf (2), the lower surface of connecting seat (3) is provided with movable mould (4), the last fixed surface of movable mould fixing base (1) installs hydraulic cylinder (5), and is connected with hydro-cylinder axle (6) on hydraulic cylinder (5), the lower extreme of hydro-cylinder axle (6) is connected with buffer structure (7), and the lower extreme fixed mounting of buffer structure (7) has die-cut piece (10), be equipped with guide slot (8) on connecting seat (3) and movable mould (4), and be provided with elastic component (9) in guide slot (8), be equipped with mount pad (12) on cover half fixing base (11), and be equipped with on cover half mount pad (12) elastic component (13).

2. The new blanking die of claim 1, wherein: the connection modes between the movable die fixing seat (1) and the movable plate (2) and between the movable plate (2) and the connecting seat (3) are fixed connection, and oil pipe connectors are arranged on the hydraulic oil cylinder (5).

3. A new type of blanking die according to claim 2, characterized in that: buffer structure (7) include spliced pole (701), end (702), limiting plate (703), activity post (704), fixed column (705) and first spring (706), fixed connection between spliced pole (701) and end (702), limiting plate (703) set up in the inside of spliced pole (701), activity post (704) are connected on limiting plate (703), fixed column (705) are fixed in on end (702), first spring (706) set up between limiting plate (703), end (702).

4. A new type of blanking die according to claim 3, characterized in that: the lower end of the movable column (704) is movably arranged in the fixed column (705), and the end part of the first spring (706) is respectively fixed on the end head (702) and the limiting plate (703).

5. The new blanking die of claim 4, wherein: elastic component (9) are including screw hole (901), connecting rod (902), screwed joint (903), dog (904), movable rod (905), grafting piece (906) and second spring (907), screw hole (901) are seted up on connecting seat (3), connecting rod (902) set up in guide slot (8), screwed joint (903) are fixed in the upper end of connecting rod (902), fixed connection between dog (904) and movable rod (905), grafting piece (906) are fixed in the lower surface of dog (904), second spring (907) set up on dog (904).

6. The new blanking die of claim 5, wherein: the connecting rod (902) is connected with the movable rod (905), the movable rod (905) is a square rod, and the second spring (907) is sleeved on the outer sides of the connecting rod (902) and the movable rod (905).

7. The new blanking die of claim 6, wherein: the threaded connector (903) is in threaded connection with the threaded hole (901), and the connecting rod (902) is fixed inside the guide groove (8) through mutual matching of the threaded connector (903) and the threaded hole (901).

8. The new blanking die of claim 7, wherein: the inserting block (906) comprises a small fixing block (9061), a groove (9062) and a rubber sleeve (9063), the small fixing block (9061) is fixed to the lower surface of the stop block (904), the groove (9062) is formed in the small fixing block (9061), and the rubber sleeve (9063) is fixed in the groove (9062) in the small fixing block (9061).

9. The new blanking die of claim 8, wherein: the fixed die fixing seat (11) is fixedly provided with a guide pillar (14), the guide pillar (14) penetrates through the mounting seat (12), the upper end of the guide pillar (14) is clamped with the guide groove (8), and the upper end of the guide pillar (14) is provided with a plug-in groove.

10. The new blanking die of claim 9, wherein: and a screw is arranged between the mounting seat (12) and the fixed die fixing seat (11), and the mounting seat (12) is fixedly connected with the fixed die fixing seat (11) through the screw.