CN220717434U

CN220717434U - Sheet metal part punching die

Info

Publication number: CN220717434U
Application number: CN202322365390.XU
Authority: CN
Inventors: 古峥; 张瑜; 吴清帅
Original assignee: Shandong Guermei Metal Product Co ltd
Current assignee: Shandong Guermei Metal Product Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-04-05
Anticipated expiration: 2033-08-31

Abstract

The utility model provides a sheet metal part punching die, which relates to the technical field of sheet metal machining and comprises a lower die and an upper die, wherein the lower die comprises a mounting part and a punching part, a limiting roller and a blanking plate are arranged on the mounting part, a limiting block, a blanking hole and a waste hole are arranged on the punching part, the blanking hole sequentially penetrates through the punching part and the mounting part and is positioned above the obliquely arranged blanking plate, a collecting box is movably arranged in the punching part and is positioned below the waste hole, a limiting groove, a punching cutter and a punching head are arranged on the upper die, the limiting block is matched with the limiting groove, the punching cutter is matched with the blanking hole to realize cutting of a sheet metal part, and the punching head is matched with the waste hole to realize punching of the sheet metal part; the device can cut off the long section metal plate section by section and punch a hole on the punching die, transfer processing of two places is not needed, the work efficiency is improved while the transfer time is saved, and after the processing is finished, punching waste and the small section metal plate are stored separately and do not need to be separated.

Description

Sheet metal part punching die

Technical Field

The utility model relates to the technical field of sheet metal machining, in particular to a sheet metal part punching die.

Background

The sheet metal is a comprehensive cold working process for a metal sheet, and the sheet metal part is a product processed by the sheet metal process. The sheet metal part is provided with a through hole, and the through hole is generally punched by a punch and a punching die. The existing punching die generally comprises an upper die plate and a lower die plate, wherein a punch is arranged on the bottom surface of the upper die plate, when punching is carried out, a sheet metal part is arranged on the lower die plate, the punch is driven to impact the sheet metal part by the upper die plate in a descending mode, and a through hole is punched in the sheet metal part. But the lower bolster of current cut-out press can not be fine fix a position the sheet metal component, and when punching a hole at every turn, the sheet metal component can't accomplish unanimously in the position of arranging on the lower bolster to the position that makes the punching through-hole on the different sheet metal components of same specification has the difference, and influences the quality of sheet metal component. In addition, the lower die plate of the existing punching die is generally not provided with blanking holes, so that operators are required to move waste generated by punching out of the lower die plate after each punching operation is finished, and punching operation is reduced.

Bulletin number CN216729069U, has proposed a sheet metal component cut-out press, this structure includes cope match-plate pattern, lower bolster and sets up the drift in cope match-plate pattern bottom; the lower template is provided with a positioning groove matched with the sheet metal part in shape, and the positioning groove is used for positioning the sheet metal part; the vertical projection of the punch is positioned in the positioning groove. According to the utility model, the positioning groove is formed in the lower die plate of the die, the baffle column is arranged at the edge of the positioning groove, before the sheet metal part is punched, the sheet metal part can be accurately placed in the positioning groove, and the position of the sheet metal part placed on the lower die plate can be consistent when the sheet metal part is punched each time through the positioning of the positioning groove, so that the positions of punched through holes on different sheet metal parts with the same specification are not different, and the quality of the sheet metal part is ensured not to be reduced; however, the device needs to cut off the long sheet metal section by section and then transfer the sheet metal section by section to the punching die to perform the punching process, and the two processes of cutting off and punching the sheet metal are operated separately at two places and cannot be carried out at the punching die together.

Disclosure of Invention

The utility model aims to solve the problems in the background art, and further provides a sheet metal part punching die.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a sheet metal component cut-out press, includes lower mould and last mould, the lower mould includes installation department and punching press portion, be provided with spacing roller and blanking board on the installation department, be provided with stopper, blanking hole and waste material hole on the punching press portion, the blanking hole runs through punching press portion and installation department in proper order and is in the blanking board top that the slope set up, the inside activity of punching press portion is provided with collects the box, collect the box and be in waste material hole below, be provided with spacing groove on the last mould, stamping knife and drift, the stopper cooperatees with the spacing groove, the stamping knife cooperatees with the blanking hole in order to realize the cutting off of sheet metal component, the drift cooperatees with the waste material hole in order to realize the punching a hole of sheet metal component.

The device can cut off the long section metal plate section by section and punch a hole on the punching die, transfer processing of two places is not needed, the work efficiency is improved while the transfer time is saved, and after the processing is finished, punching waste and the small section metal plate are stored separately and do not need to be separated.

Further, be provided with the fixed column on the punching press portion, be provided with the fixed slot on the last mould, the fixed slot cooperatees with the fixed column in order to realize further prescribing a limit to sheet metal component position.

Above-mentioned scheme combines the stopper and spacing roller through the fixed column and makes the panel beating better in the location effect of die-cut in-process.

Further, the lower die further comprises a buffer part arranged on the processing table, a plurality of first guide rods are symmetrically arranged on the mounting part and are in sliding fit with the buffer part, a buffer spring is sleeved on the first guide rods, one end of the buffer spring is connected with the mounting part, and the other end of the buffer spring is connected with the buffer part.

Above-mentioned scheme can compress buffer spring at the punching press portion and go up the die-cut in-process of cooperation of mould, and the position deviation can not appear in punching press portion and installation department along the lift of first guide bar direction this moment, and buffer spring resumes deformation immediately after last mould is kept away from, and the meaning of design so makes the impact force that the lower mould received can not transmit to the processing bench to extension cut-out press's life.

Further, a handle is arranged on the collecting box.

Above-mentioned scheme is convenient to take out through the handle and is collected the box and punch a hole the clearance of waste material.

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

this mould is through last mould, the lower mould, the limiting roller, the stopper, the blanking hole, the waste material hole, the blanking plate, collect the box, the spacing groove, the cutting off of stamping knife and drift are realized to the flow of punching a hole each other, it is effectual to punch a hole in-process location, can conveniently punch a hole the recovery of waste material simultaneously, compare in prior art, this device cuts off and punch a hole the section by section of long section panel beating and all can accomplish on the cut-out mold, need not carry out the transfer processing in two places, improve work efficiency when saving transfer time, it need not divide the material to store separately with the minor segment panel beating to punch a hole the waste material after the processing finishes.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a scrap hole and a blanking hole;

FIG. 3 is a schematic view of the installation of a punch and a die;

FIG. 4 is a schematic view of a collection box installation;

reference numerals:

1. a lower die; 101. a mounting part; 102. a punching part; 103. a buffer section; 11. a limit roller; 12. a limiting block; 13. a blanking hole; 14. a waste hole; 15. fixing the column; 16. a blanking plate; 17. a collection box; 18. a handle; 2. an upper die; 21. a punch; 22. punching a cutter; 23. a limit groove; 24. a fixing groove; 3. a first guide bar; 4. a buffer spring; 5. a fixing plate; 51. a hydraulic cylinder; 52. and a second guide bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The utility model will be further described with reference to the accompanying drawings and examples:

as shown in fig. 1 to 4, a sheet metal part punching die comprises a lower die 1 and an upper die 2, wherein the lower die 1 comprises a mounting part 101 and a punching part 102, a limit roller 11 and a blanking plate 16 are arranged on the mounting part 101, a limit block 12, a blanking hole 13 and a waste hole 14 are arranged on the punching part 102, the blanking hole 13 sequentially penetrates through the punching part 102 and the mounting part 101 and is positioned above the obliquely arranged blanking plate 16, a collecting box 17 is movably arranged in the punching part 102, a handle 18 is arranged on the collecting box 17, the collecting box 17 is positioned below the waste hole 14, a limit groove 23, a punching cutter 22 and a punching head 21 are arranged on the upper die 2, the limit block 12 is matched with the limit groove 23, the punching cutter 22 is matched with the blanking hole 13 to realize cutting of a sheet metal part, and the punching head 21 is matched with the waste hole 14 to realize punching of the sheet metal part.

The working flow of the utility model is as follows:

firstly, the rectangular metal plate of a long section is simultaneously attached to the limit roller 11 and the limit block 12 to achieve position limitation of the metal plate, then the upper die 2 descends, at the moment, the stamping knife 22 is in contact with the metal plate to cut the metal plate and move downwards along the blanking hole 13, meanwhile, the punch 21 is matched with the waste hole 14 to achieve a punching process of the metal plate to be cut off in the next section, the cut metal plate falls onto the blanking plate 16 along with the cutting of the metal plate of the previous section and finally slides out of one end of the blanking plate 16 to be stored in the collecting box, the collecting box is not shown in the figure, the upper die 2 ascends immediately after the punching is completed once, when the upper die 2 is separated from the stamping part 102, a worker forwards conveys the long section metal plate to enable the front end of the metal plate to be in contact with the limit block 12 once again, a controller controls the hydraulic equipment to drive the upper die 2 to descend again to conduct a new round of punching process, the process can be completed on the punching die, waste generated in the punching process falls into the collecting box 17 to be collected, and is removed by the handle 18 for cleaning once every time, therefore, the punching waste and the metal plate can be separated from the small section can be stored, compared with the existing technology, the punching device can be manufactured, and compared with the existing technology that the two sections of the punching device does not need to be separated, and the time and the processing place of the metal plate can be finished.

According to the embodiment of the utility model, as shown in fig. 2 and 3, a fixed column 15 is arranged on the stamping part 102, a fixed groove 24 is arranged on the upper die 2, and the fixed groove 24 is matched with the fixed column 15 to further limit the position of the sheet metal part; the fixing column 15 is combined with the limiting block 12 and the limiting roller 11, so that the positioning effect of the metal plate in the punching process is better.

According to the scheme of the embodiment of the utility model, as shown in fig. 1, the lower die 1 further comprises a buffer part 103 arranged on a processing table, a collecting box positioned in a punching part 102 is arranged on the buffer part 103, the processing table is not shown in the drawing, a plurality of first guide rods 3 are symmetrically arranged on an installation part 101, the first guide rods 3 are in sliding fit with the buffer part 103, a buffer spring 4 is sleeved on the first guide rods 3, one end of the buffer spring 4 is connected with the installation part 101, and the other end of the buffer spring 4 is connected with the buffer part 103; the buffer spring 4 can be compressed in the process of punching by matching the punching part 102 with the upper die 2, at this time, the punching part 102 and the mounting part 101 can not shift in position along the direction of the first guide rod 3, and when the upper die 2 is far away from the rear, the buffer spring 4 is restored to be deformed, so that the impact force received by the lower die 1 can not be transmitted to a processing table, and the service life of the punching die is prolonged.

According to the embodiment of the utility model, as shown in fig. 1, a fixed plate 6 is arranged on a buffer part 103, a hydraulic cylinder 61 and a second guide rod 62 are arranged on the fixed plate 6 in a sliding fit manner, the hydraulic cylinder 61 is connected with an upper die 2, one end of the second guide rod 62 is connected with the upper die 2, and the other end of the second guide rod 62 extends above the fixed plate 6; the upper die 2 is driven to vertically lift and descend by the hydraulic cylinder 61 to be matched with the lower die 1 so as to realize the punching process of the metal plate, and the second guide rod 62 is long enough to avoid the position deviation of the upper die 2 in the moving process.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Sheet metal component cut-out press, a serial communication port, including lower mould (1) and last mould (2), lower mould (1) is including installation department (101) and punching press portion (102), be provided with spacing roller (11) and blanking board (16) on installation department (101), be provided with stopper (12) on punching press portion (102), blanking hole (13) and waste material hole (14), blanking hole (13) run through punching press portion (102) and installation department (101) in proper order and are in blanking board (16) top that the slope set up, inside activity of punching press portion (102) is provided with collection box (17), collection box (17) are in waste material hole (14) below, be provided with spacing groove (23) on last mould (2), stamping knife (22) and drift (21), stopper (12) cooperate with spacing groove (23), stamping knife (22) cooperate with blanking hole (13) in order to realize the cutting off of sheet metal component, drift (21) cooperate with waste material hole (14) in order to realize the punching a hole of sheet metal component.

2. The sheet metal part punching die according to claim 1, wherein the punching part (102) is provided with a fixing column (15), the upper die (2) is provided with a fixing groove (24), and the fixing groove (24) is matched with the fixing column (15) to further limit the position of the sheet metal part.

3. The sheet metal part punching die according to claim 1, wherein the lower die (1) further comprises a buffer part (103) arranged on the processing table, a plurality of first guide rods (3) are symmetrically arranged on the mounting part (101), the first guide rods (3) are in sliding fit with the buffer part (103), buffer springs (4) are sleeved on the first guide rods (3), one ends of the buffer springs (4) are connected with the mounting part (101), and the other ends of the buffer springs (4) are connected with the buffer part (103).

4. Sheet metal part punching die according to claim 1, characterized in that a handle (18) is arranged on the collecting box (17).