CN209288059U - A one-time multi-angle stamping structure of a metal stamping die - Google Patents

Abstract

The utility model discloses a one-time multi-angle stamping structure of a metal stamping die, which comprises an upper mold base and a lower mold base, the distance between the upper mold base and the lower mold base is equal to the thickness of the material, and the bottom end of the upper mold base The upper backing plate is connected, and the upper splint is installed at the bottom of the upper backing plate. There are several grooves at the bottom of the upper splint. The bottom end of the upper splint is equipped with a stripping plate, and the bottom end of the stripping plate is connected with a pressing block and a limit column in the upper mold, and the stripping plate and the pressing block are provided with through holes, and the stripping plate and the pressing block The block is slidably connected with the upper die punch at the through hole, and the stripping plate is provided with a cavity, and the stripping plate is inlaid with a stroke block, a stripping cushion block and a stripping clamp block at the cavity. Compared with the existing device, the utility model reduces the mold cost and equipment input cost, shortens the mold completion time, ensures product stability and stamping quality, reduces manpower and material resources, and improves product mass production.

Description

A one-time multi-angle stamping structure of a metal stamping die

technical field

The utility model relates to the technical field of stamping dies, in particular to a one-time multi-angle stamping structure of a metal stamping die.

Background technique

At present, most companies have the characteristics of round holes and square holes with various angles on the product. When designing and manufacturing the mold: 1. Use the product to be tilted to be perpendicular to 90 degrees for stamping; 2. Use multiple oblique punches stamping in a manner.

Although the above two design methods can meet the product feature requirements, there are the following problems: (1) structural limitations can only complete the stamping angle features in one direction (2) multi-angle multiple stamping, the product feature consistency is poor, and the quality of customers cannot be guaranteed (3) Low efficiency, poor mass production, unable to carry out mass production, high product scrap rate, (4) Multiple stamping, high labor cost, high mold cost. For this reason, we propose a one-time multi-angle stamping structure of a metal stamping die.

Utility model content

The purpose of this utility model is to solve the shortcomings of single stamping angle, poor product consistency, low production efficiency and high cost in multi-angle stamping in the prior art, and propose a one-time multi-angle stamping structure for metal stamping dies.

In order to achieve the above object, the utility model adopts the following technical solutions:

A one-time multi-angle stamping structure of a metal stamping die, including an upper mold base and a lower mold base, the distance between the upper mold base and the lower mold base is equal to the thickness of the material, and the bottom end of the upper mold base is connected with an upper backing plate , the bottom of the upper backing plate is equipped with an upper splint, and the bottom of the upper splint is provided with several grooves, and the upper splint is inlaid with upper die parts, upper die punches and upper die bevels at the grooves, and the bottom of the upper splint A stripper plate is installed, and the bottom end of the stripper plate is connected with a pressing block and a limit column in the upper mold, and the stripping plate and the pressing block are provided with through holes, and the stripping plate and the pressing block are at the through hole It is slidingly connected with the punch of the upper die. The stripper plate is provided with a cavity. There is an oblique punch and a first return spring, and the top of the lower mold base is provided with a lower template, and the top of the lower template is respectively provided with a lower mold part A, a lower mold part B, a lower mold part I, an inner guide sleeve and an inner limit of the lower mold. Position post, the limit post in the lower mold is located directly below the limit post in the upper die.

Preferably, the top of the lower mold part I is fixedly equipped with a lower mold part H, the inclined plane of the lower mold part H is 10 degrees, and the top and the inclined surface of the lower mold part H are respectively provided with a lower mold part C, a lower mold part D, a lower mold part The die part E, the lower die part F and the lower die part G, the top of the lower die part D, the lower die part E and the lower die part F are provided with a lower die punch, a second contour sleeve, a second return spring and a second The stripping spring, the top of the lower die part A and the lower die part C are equipped with products.

Preferably, the bottom end of the upper die holder is fixedly installed with an inner guide post and an outer limit post of the upper die respectively, the inner guide sleeve is located directly below the inner guide post, and the diameter of the inner guide post is equal to the inner diameter of the inner guide sleeve, The outer limit post of the upper die is located directly above the outer limit post of the lower die.

Preferably, a groove is provided at the bottom of the upper mold base, and a first stripping spring is installed at the groove of the upper mold base, and the bottom end of the first stripping spring is fixedly connected with the top of the stripping plate.

Preferably, a first contour sleeve is fixedly installed on the bottom end of the upper backing plate, and the bottom end of the first contour sleeve is fixedly connected to the top end of the stripper plate.

The beneficial effects of the utility model are:

Compared with the existing device, the utility model reduces the mold cost and equipment input cost, shortens the mold completion time, ensures product stability and stamping quality, reduces manpower and material resources, and improves product mass production.

Description of drawings

Fig. 1 is a schematic diagram of the mold opening state structure of a metal stamping die disposable multi-angle stamping structure proposed by the utility model;

Fig. 2 is a schematic diagram of the pressing state structure of a one-time multi-angle stamping structure of a metal stamping die proposed by the utility model;

Fig. 3 is a schematic diagram of the punching state structure of a one-time multi-angle stamping structure of a metal stamping die proposed by the utility model;

Fig. 4 is a structural schematic diagram of a closed mold state of a one-time multi-angle stamping structure of a metal stamping die proposed by the utility model.

In the figure: upper die base 1, upper backing plate 2, upper splint 3, upper die parts 4, lower die punch 5, upper die bevel 6, stroke block 7, stripping cushion block 8, stripping clamp block 9, Inclined punch 10, stripping plate 11, pressing block 12, first stripping spring 13, first return spring 14, inner guide post 15, first contour sleeve 16, upper die outer limit post 17, upper die Inner limit column 18, lower mold part A19, lower mold part B20, lower mold part C21, lower mold part D22, lower mold part E 23, lower mold part F24, lower mold part G25, lower mold part H 26, lower mold Part I27, lower die punch 28, lower template 29, lower die seat 30, inner guide sleeve 31, lower die inner limit post 32, lower die outer limit post 33, second contour sleeve 34, second return spring 35, the second stripping spring 36, the product 37.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-4, a one-time multi-angle stamping structure of a metal stamping die includes an upper mold base 1 and a lower mold base 30, the distance between the upper mold base 1 and the lower mold base 30 is equal to the thickness of the material, and the upper mold base The bottom end of 1 is connected with an upper backing plate 2, and the bottom end of the upper backing plate 2 is equipped with an upper splint 3, and the bottom end of the upper splint 3 is provided with several grooves, and the upper splint 3 is inlaid with an upper mold part 4, The upper die punch 5 and the upper die bevel 6, the bottom end of the upper splint 3 is equipped with a stripping plate 11, and the bottom end of the stripping plate 11 is connected with a pressing block 12 and an inner limit column 18 of the upper die, and the stripping The plate 11 and the pressing block 12 are all provided with through holes, and the stripping plate 11 and the pressing block 12 are slidably connected with the upper die punch 5 at the through holes, the stripping plate 11 is provided with a cavity, and the stripping plate 11 is in the mold The cavity is inlaid with a stroke block 7, a stripping pad 8 and a stripping clamp 9, and an inclined punch 10 and a first return spring 14 are respectively arranged between the stripping clamp 9 and the pressing block 12, and the lower mold base 30 The top of the lower template 29 is provided with a lower template 29, and the top of the lower template 29 is respectively provided with a lower mold part A19, a lower mold part B20, a lower mold part I27, an inner guide sleeve 31 and a lower mold inner limit column 32, and an inner limit column of the lower mold 32 is located directly below the limit post 18 in the upper die.

The top of the lower mold part I27 is fixedly equipped with a lower mold part H 26, the slope of the lower mold part H 26 is 45 degrees, and the top and slope of the lower mold part H 26 are respectively provided with a lower mold part C21, a lower mold part D22, Lower die part E 23, lower die part F24 and lower die part G25, the top of lower die part D22, lower die part E 23 and lower die part F24 are provided with lower die punch 28, the second contour cover 34, the second Back-moving spring 35 and second stripping spring 36, the top of lower die part A19 and lower die part C21 are provided with product 37, and the bottom of upper die base 1 is fixedly installed with inner guide post 15 and upper die outer limit post respectively 17. The inner guide sleeve 31 is located directly below the inner guide post 15, and the diameter of the inner guide post 15 is equal to the inner diameter of the inner guide sleeve 31. The upper mold outer limit post 17 is located directly above the lower die outer limit post 33. The bottom of the mold base 1 is provided with a groove, and the upper mold base 1 is equipped with a first stripping spring 13 at the groove, the bottom of the first stripping spring 13 is fixedly connected with the top of the stripping plate 11, and the upper backing plate The bottom end of 2 is fixedly equipped with the first contour cover 16, and the bottom end of the first contour cover 16 is fixedly connected with the top of the stripping plate 11.

Working process: when the upper die moves downwards, after the pressing block 12 presses the material, it drives the punch 5 of the upper die to punch a square hole in a 90-degree direction. Drive the upper mold part 4 down to contact the stripping pad 8; the stripping pad 8 and the stripping clamp 9 move obliquely according to the slope track in the cavity of the stripping plate 11, and the oblique punch 10 makes a 15.5-degree circle Hole stamping. Simultaneously drive the upper mold slope 6, start to contact with the lower mold part F 24, through the slope track of the lower mold part H 26, the side of the lower mold part E 23 presses the material, the lower mold part D 22 and the lower mold punch 28 carry out 45 punching round holes.

The inside of the stripping plate 11 is processed with a slope track of 15.5 degrees, and the profile side and inner hole of the stripping pad 8 and the stripping clamp 9 are simultaneously processed into a 15.5-degree slope; between the upper splint 3 and the stripping plate 11 The first stripping spring 13 is used for product pressing and mold stripping; the upper mold base 1, the upper backing plate 2, the upper splint 3, and the first stripping spring 13 are installed on the stripping plate 11 for pressing and pressing. Stripping.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. A one-time multi-angle stamping structure of a metal stamping die, including an upper mold base (1) and a lower mold base (30), the distance between the upper mold base (1) and the lower mold base (30) is equal to the thickness of the material , characterized in that, the bottom end of the upper mold base (1) is connected with an upper backing plate (2), the bottom end of the upper backing plate (2) is equipped with an upper splint (3), and the bottom end of the upper splint (3) There are several grooves, the upper splint (3) is inlaid with upper die parts (4), upper die punch (5) and upper die bevel (6) in the groove, and the bottom end of the upper splint (3) is installed with The stripping plate (11), the bottom of the stripping plate (11) is connected with the pressure block (12) and the limit column (18) in the upper mold, and the stripping plate (11) and the pressure block (12) are both There is a through hole, the stripping plate (11) and the pressing block (12) are slidingly connected with the upper die punch (5) at the through hole, the stripping plate (11) is provided with a cavity, and the stripping plate (11) The cavity is inlaid with a stroke block (7), a stripping pad (8) and a stripping clamp (9), and an oblique punch is respectively set between the stripping clamp (9) and the pressing block (12) (10) and the first return spring (14), the top of the lower mold base (30) is provided with a lower template (29), and the top of the lower template (29) is respectively provided with a lower mold part A (19) and a lower mold part B (20), lower die part I (27), inner guide sleeve (31) and lower die inner limit post (32), the lower die inner limit post (32) is located at the front of the upper die inner limit post (18) below. 2. The one-time multi-angle stamping structure of a metal stamping die according to claim 1, characterized in that a lower mold part H (26) is fixedly installed on the top of the lower mold part I (27), and the lower mold part The slope of H (26) is 45 degrees, and the top and slope of the lower mold part H (26) are respectively provided with the lower mold part C (21), the lower mold part D (22), the lower mold part E (23), the lower mold part Part F (24) and die part G (25), the top of die part D (22), die part E (23) and die part F (24) is provided with die punch (28), the first Second contour cover (34), the second back-moving spring (35) and the second stripping spring (36), the top of die part A (19) and die part C (21) are all provided with product (37). 3. The one-time multi-angle stamping structure of a metal stamping die according to claim 1, characterized in that, the bottom end of the upper die base (1) is fixedly installed with an inner guide column (15) and an outer The limit post (17), the inner guide sleeve (31) is located directly below the inner guide post (15), and the diameter of the inner guide post (15) is equal to the inner diameter of the inner guide sleeve (31), and the outer limit post of the upper die ( 17) It is located directly above the outer limiting column (33) of the lower die. 4. The one-time multi-angle stamping structure of a metal stamping die according to claim 1, characterized in that, the bottom end of the upper mold base (1) is provided with a groove, and the upper mold base (1) is in the groove A first stripping spring (13) is installed at the place, and the bottom end of the first stripping spring (13) is fixedly connected with the top end of the stripping plate (11). 5. The one-time multi-angle stamping structure of a metal stamping die according to claim 1, characterized in that a first contour sleeve (16) is fixedly installed on the bottom end of the upper backing plate (2), and the first The bottom of contour cover (16) is fixedly connected with the top of stripper plate (11).