CN219052797U

CN219052797U - Trimming device

Info

Publication number: CN219052797U
Application number: CN202223510255.1U
Authority: CN
Inventors: 周佑才; 孔志明; 邵超
Original assignee: Kunshan Zhongcheng Precision Forging Co ltd
Current assignee: Kunshan Zhongcheng Precision Forging Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-23
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to a trimming device, and belongs to the technical field of forging trimming. The trimming device comprises a lower module and an upper module, wherein the lower module comprises a lower template, a lower yoke plate is arranged on the lower template, a plurality of guide posts, a plurality of springs and a circular ring trimming lower die are arranged on the lower yoke plate, a lower stripper plate is connected between the guide posts, a groove for placing a forging piece is formed in the circular ring trimming lower die, and a hole for the circular ring trimming lower die to penetrate is formed in the lower stripper plate; the upper module comprises an upper template, two cushion blocks are arranged below the upper template, an upper connecting plate is arranged below the two cushion blocks, an upper discharging plate is arranged below the upper connecting plate, a plurality of first screws are arranged in the upper connecting plate, a fixed plate arranged above the upper connecting plate is arranged at one end of each first screw, a circular ring upper cutting die penetrating through holes formed in the upper discharging plate is arranged at the other end of each first screw, and an inner hole punch penetrating through the circular ring upper cutting die is further arranged below the fixed plate. The trimming device provided by the utility model can simultaneously cut off the inner flash and the outer flash of the forging piece.

Description

Trimming device

Technical Field

The utility model relates to a trimming device, and belongs to the technical field of forging trimming.

Background

The forging process of the forge piece comprises blanking, heating, finish forging, punching inner flash and punching outer flash, and cutting off the flash generally requires two working procedures, so that workers repeatedly work, low production efficiency and high manufacturing cost are caused, secondary positioning exists, the position of the forge piece cannot be guaranteed, the rejection rate is high, the cooling hardness of the forge piece is improved during secondary trimming of the forge piece, and the service life of a trimming device is reduced.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a trimming device to solve the technical problem that two working procedures are needed for trimming in the related art.

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:

the utility model provides a trimming device, which comprises a lower module and an upper module, wherein the lower module comprises a lower template, a lower yoke plate is arranged on the lower template, a plurality of guide posts are arranged on the lower yoke plate, a lower stripper plate is connected between the guide posts, a circular trimming lower die is also arranged on the lower yoke plate, a groove for placing a forging piece is formed in the circular trimming lower die, a hole for the circular trimming lower die to penetrate through is formed in the lower stripper plate, and a plurality of springs are also arranged on the lower yoke plate;

the upper module comprises an upper template, two cushion blocks are arranged below the upper template, an upper yoke plate is arranged below the two cushion blocks, an upper discharge plate is arranged below the upper yoke plate, a plurality of first screws are arranged inside the upper yoke plate, one end of each first screw is provided with a fixed plate arranged above the upper yoke plate, the other end of each first screw is provided with an upper circular ring cutting die penetrating through a hole formed in the upper discharge plate, and an inner hole punch penetrating through the upper circular ring cutting die is further arranged below the fixed plate.

Further, the bolt is installed to the lower bolster bottom, the bolt includes bolt head, bolt body and threaded rod, the bolt head is installed the lower bolster bottom, offer on the lower yoke plate confession the hole that the bolt body runs through, the threaded rod with lower stripper threaded connection.

Further, a connecting column is arranged on the upper template.

Further, two positioning pins are arranged between the upper template and the upper yoke plate.

Further, the fixed plate is connected with the inner hole punch through a second screw rod, and a hole for the second screw rod and the inner hole punch to penetrate is formed in the upper connecting plate.

Further, a plurality of third screws are arranged in the upper template, and each third screw penetrates through two cushion blocks and is arranged in the upper yoke plate.

Further, the upper discharging plate is connected with the upper connecting plate through a fourth screw.

Further, the upper discharging plate and the upper connecting plate are provided with a plurality of holes for the guide posts to penetrate.

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

the trimming device provided by the utility model can cut off the inner flash and the outer flash of the forging piece at the same time, does not need repeated labor, has high production efficiency and low manufacturing cost, does not have secondary positioning, can ensure the position of the forging piece, has low rejection rate and has longer service life.

Drawings

Fig. 1 is a schematic structural view of a trimming device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a lower module according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of an upper module according to an embodiment of the present utility model;

FIG. 4 is an exploded view of the lower module provided by an embodiment of the present utility model;

FIG. 5 is an exploded view of the upper module provided by an embodiment of the present utility model;

FIG. 6 is a sectional view of the structure of the upper yoke plate according to the embodiment of the present utility model;

FIG. 7 is a schematic view of a lower yoke plate according to an embodiment of the present utility model;

FIG. 8 is a schematic view of an installation of an upper die for a circular ring cut provided by an embodiment of the present utility model;

FIG. 9 is a schematic structural view of an inner hole punch provided by an embodiment of the present utility model;

FIG. 10 is a schematic view of an installation of an inner bore punch provided by an embodiment of the present utility model;

FIG. 11 is a schematic structural view of a forging without cutting flash provided by an embodiment of the present utility model;

FIG. 12 is a schematic view of a flash-cut forging provided in an embodiment of the present utility model;

in the figure: 1: a lower module; 2: an upper module; 3: a lower template; 4: a lower yoke plate; 5: a guide post; 6: a lower stripper plate; 7: a circular ring trimming lower die; 8: a spring; 9: an upper template; 10: a cushion block; 11: an upper yoke plate; 12: a loading and unloading plate; 13: a first screw; 14: a fixing plate; 15: an upper die for cutting the circular ring; 16: an inner hole punch; 17: a bolt; 18: a bolt head; 19: a bolt body; 20: a threaded rod; 21: a connecting column; 22: a positioning pin; 23: a second screw; 24: a third screw; 25: a fourth screw; 26: outer flash; 27: inner flash.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

As shown in fig. 1 to 10, the present embodiment provides a trimming device, which includes a lower module 1 and an upper module 2, the lower module 1 includes a lower die plate 3, a lower yoke plate 4 is installed on the lower die plate 3, a plurality of guide posts 5 are installed on the lower yoke plate 4, and a lower stripper plate 6 is connected between each of the guide posts 5.

In this embodiment, the lower yoke plate 4 is further provided with a circular trimming lower die 7, the circular trimming lower die 7 is provided with a groove for placing a forging piece, the lower stripper plate 6 is provided with a hole for the circular trimming lower die 7 to penetrate, and the lower yoke plate 4 is further provided with a plurality of springs 8.

In this embodiment, the bottom of the lower die plate 3 is provided with a bolt 17, the bolt 17 includes a bolt head 18, a bolt body 19 and a threaded rod 20, the bolt head 18 is installed at the bottom of the lower die plate 3, the lower connecting plate 4 is provided with a hole through which the bolt body 19 passes, and the threaded rod 20 is in threaded connection with the lower discharge plate 6.

In this embodiment, the upper module 2 includes a connecting column 21, an upper die plate 9 is installed below the connecting column 21, two cushion blocks 10 are installed below the upper die plate 9, an upper yoke plate 11 is installed below the two cushion blocks 10, and an upper discharge plate 12 is installed below the upper yoke plate 11.

Specifically, the upper die plate 9 is internally provided with a plurality of third screws 24, and each third screw 24 penetrates through two cushion blocks 10 and is installed inside the upper yoke plate 11.

The upper discharge plate 12 is connected to the upper link plate 11 by a fourth screw 25.

In this embodiment, two positioning pins 22 are installed between the upper die plate 9 and the upper yoke plate 11.

In this embodiment, the upper connecting plate 11 is internally provided with a plurality of first screws 13, one end of each first screw 13 is provided with a fixed plate 14 disposed above the upper connecting plate 11, the other end is provided with a circular ring cutting upper die 15 penetrating through a hole formed in the upper discharging plate 12, and an inner hole punch 16 penetrating through the circular ring cutting upper die 15 is also disposed below the fixed plate 14.

Specifically, the fixing plate 14 is connected to the inner hole punch 16 through a second screw 23, and a hole through which the second screw 23 and the inner hole punch 16 penetrate is further formed in the upper yoke plate 11.

In this embodiment, the upper discharging plate 12 and the upper connecting plate 11 are provided with a plurality of holes for each guide post 5 to penetrate.

The working principle of this embodiment is as follows:

placing the forge piece on the circular trimming lower die 7, wherein the structure of the forge piece is shown in fig. 11, the upper die block 2 is moved downwards, the guide pillar 5 enters a hole formed in the upper stripper plate 12, the upper stripper plate 12 is in contact with the lower stripper plate 6, the upper stripper plate 12 downwards presses down the stripper plate 6, the lower stripper plate 6 moves downwards along the guide pillar 5, the guide pillar 5 enters the hole formed in the upper yoke plate 11, the lower stripper plate 6 compresses the spring 8, and the outer flash 26 of the forge piece is cut off in the process of downwards moving the lower stripper plate 6; simultaneously, the upper die 15 for cutting the circular ring and the lower die 7 for cutting the circular ring clamp the forge piece, the inner burr 27 of the forge piece is cut off by the inner hole punch 16, and at the moment, the structure of the forge piece is shown in fig. 12.

After the outer fins 26 and the inner fins 27 of the forge piece are cut off, the upper module 2 is moved upwards, the lower stripper plate 6 is reset under the action of the springs 8, and in the resetting process of the lower stripper plate 6, the bolts 17 move upwards along with the lower stripper plate 6 until the bolt heads 18 are clamped by the lower template 3.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. The utility model provides a side cut device, its characterized in that includes lower module (1) and last module (2), lower module (1) includes lower bolster (3), install lower yoke plate (4) on lower bolster (3), install a plurality of guide pillars (5) on lower yoke plate (4), each be connected with down stripper (6) between guide pillar (5), still install ring side cut lower mould (7) on lower yoke plate (4), set up the groove of placing the forging on ring side cut lower mould (7), set up on lower stripper (6) and supply the hole that ring side cut lower mould (7) runs through, still install a plurality of springs (8) on lower yoke plate (4);

the upper module (2) comprises an upper template (9), two cushion blocks (10) are arranged below the upper template (9), an upper connecting plate (11) is arranged below the cushion blocks (10), an upper discharging plate (12) is arranged below the upper connecting plate (11), a plurality of first screws (13) are arranged inside the upper connecting plate (11), a fixed plate (14) arranged above the upper connecting plate (11) is arranged at one end of each first screw (13), a circular ring upper cutting die (15) penetrating through holes formed in the upper discharging plate (12) is arranged at the other end of each fixed plate, and an inner hole punch (16) penetrating through the circular ring upper cutting die (15) is further arranged below the fixed plate (14).

2. The trimming device according to claim 1, wherein the bottom of the lower die plate (3) is provided with a bolt (17), the bolt (17) comprises a bolt head (18), a bolt body (19) and a threaded rod (20), the bolt head (18) is arranged at the bottom of the lower die plate (3), the lower connecting plate (4) is provided with a hole for the bolt body (19) to penetrate, and the threaded rod (20) is in threaded connection with the lower discharging plate (6).

3. The trimming device according to claim 1, wherein the upper die plate (9) is provided with a connecting column (21).

4. The trimming device according to claim 1, wherein two positioning pins (22) are mounted between the upper die plate (9) and the upper yoke plate (11).

5. The trimming device according to claim 1, wherein the fixing plate (14) is connected to the inner hole punch (16) through a second screw (23), and the upper connecting plate (11) is further provided with a hole inside for the second screw (23) and the inner hole punch (16) to penetrate.

6. The trimming device according to claim 1, wherein the upper die plate (9) is internally provided with a plurality of third screws (24), each third screw (24) penetrating through two of the pads (10) and being mounted inside the upper yoke plate (11).

7. The trimming device according to claim 1, wherein the upper stripper plate (12) is connected to the upper yoke plate (11) by means of a fourth screw (25).

8. The trimming device according to claim 1, wherein the upper stripper plate (12) and the upper yoke plate (11) are provided with a plurality of holes for the guide posts (5) to penetrate.